High Demand Questions                            QUESTIONSHEET 1

 

(a) The diagram shows a Van de Graaff generator, which is designed to produce large charges.

           

 


    

 

 

 

 

 

 

 

 

    

 

 

     Explain how the charge is built up on the dome.

    

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [5]                                                                                                                                                                                     ..................................................................................................................................................................                                                                                                                                                                                 ............................................................................................................................................................ (5)

 

(b) An earthed metal sphere is brought near to the dome.

           

     (i)    Describe what you would see.

 

                                                                                                                                                                 ............................................................................................................................................................ [1]                                                                                                                                                                                     ..................................................................................................................................................................                     (1)

 

    (ii)    How can you explain this ?                                                                                                                               

           

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]                                                                                                                                                                                     ..................................................................................................................................................................                                                                                                                                                                                 ............................................................................................................................................................ (2)

 

 

 

 

 

 

 

 

 

                                                                                                                                                    TOTAL  / 8

 

 

High Demand Questions                            QUESTIONSHEET 2

 

 

(a) What is the difference between static and current electricity ?

           

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]                                                                                                                                                                                     ..................................................................................................................................................................                                                                                                                                                                                 ............................................................................................................................................................ (2)

 

(b) A Van de Graaff generator is given a negative charge.  The dome is connected to

     earth via a sensitive ammeter.

 

         

 


    

 

 

 

 

 

 

 

 


     (i)    What would you expect to see on the ammeter ?

 

                                                                                                                                                                 ............................................................................................................................................................ [1]                                                                                                                                                                                     ..................................................................................................................................................................                (1)

 

     (ii)    Explain your answer.

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [3]                                                                                                                                                                                     ..................................................................................................................................................................                (3)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

                                                                                                                                                    TOTAL  / 6

 

High Demand Questions                            QUESTIONSHEET 3

 

 

(a) On a warm, dry day, you may get an electric shock when you slide out of a car seat and then touch

     the bodywork of the car.

Explain why this happens.

                  

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [3]                                                                                                                                                                                     ..................................................................................................................................................................                     (3)

 

(b) If you hold onto the bodywork of the car as you slide out, you do not get a shock.

     Explain why not.

         

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]                                                                                                                                                                                     ..................................................................................................................................................................                     (2)

 

(c) Why are you more likely to notice this on a warm, dry day ?

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]                                                                                                                                                                                     ..................................................................................................................................................................    (2)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

                                                                                                                                                    TOTAL  / 7


High Demand Questions                            QUESTIONSHEET 4

 

 

(a) Give one way in which static electricity is useful.

 

                                                                                                                                                                 ............................................................................................................................................................ [1]

 

(b) Explain how static electricity is used in photocopying.

 

                                                                                                                                                                      ..................................................................................................................................................................                                                                                                                                                                                      ..................................................................................................................................................................   

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]

 

(c) Describe one way in which static electricity is a nuisance (or may be dangerous).

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [3]                                                                                                                                                                                     ................................................................................................................................................................

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

                                                                                                                                                    TOTAL  / 6

 

 

High Demand Questions                            QUESTIONSHEET 5

 

 

(a) Static electricity can be used in the spray painting of car bodies.

 

           

 

    

 

 

 

 

 

 

 

 

     On the diagram, show the charges on the spray-paint drops and on the car body.                                       [2]

                                                                                                                                                                                                (2)

 

(b) Carefully explain the process.

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [5]

 

(c) Why should this spray painting be carried out in a dust-free atmosphere ?

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]                                                                                                                                                                                     ..................................................................................................................................................................                (2)

 

 

 

 

 

 

 

 

 

 

 

                                                                                                                                                    TOTAL  / 9

 

High Demand Questions                            QUESTIONSHEET 6

 

(a) A gold-leaf electroscope (shown below) consists of a metal rod, insulated from a case.  On the rod is a flat, metal plate.  A very thin piece of gold leaf is hinged to the bottom of the rod.  The gold leaf is able to move.

 

metal rod

 

metal cap

 
           

 


metal plate

 

gold leaf

 

insulation plug

 
    

 

 

 

 

 

 

 

 

 

 

 

 


     When the electroscope is uncharged, there is an even distribution of positive and negative

     charges on the rod and plate.

     A negatively charged rod is brought near the plate.

    

     (i)    What would you expect to see ?

 

                                                                                                                                                                 ............................................................................................................................................................ [1]                                                                                                                                                                                     ..................................................................................................................................................................    (1)

 

     (ii)    Explain why you would expect to see this.

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]                                                                                                                                                                                     ..................................................................................................................................................................                (2)

 

(b) The same thing would happen if a positively charged rod was brought near to the plate.

     Explain why this would happen.

         

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [3]                                                                                                                                                                                     ..................................................................................................................................................................                                                                                                                                                                                 ............................................................................................................................................................ (3)

 

(c) A rod that has a greater positive charge on it compared to the rod in (b) is brought near to the plate.

     What would you see happening this time ?

           

                                                                                                                                                                 ............................................................................................................................................................ [1]                                                                                                                                                                                     ..................................................................................................................................................................                                                                                                                                                                                 ............................................................................................................................................................ (1)

 

 

                                                                                                                                                    TOTAL  / 7  


High Demand Questions                            QUESTIONSHEET 7

 

 

(a) A gold-leaf electroscope is given a negative charge.

     What happens to the gold leaf ?

           

                                                                                                                                                                 ............................................................................................................................................................ [1]                                                                                                                                                                                     ..................................................................................................................................................................                                                                                                                                                                                 ............................................................................................................................................................ (1)

 

(b) Describe how you could use the charged electroscope to find out whether a rod has a positive

     or a negative charge, or no charge at all.

     Explain your answer.

           

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [5]                                                                                                                                                                                     ..................................................................................................................................................................                                                                                                                                                                                 ............................................................................................................................................................ (5)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

                                                                                                                                                    TOTAL  / 6  


 

High Demand Questions                            QUESTIONSHEET 8

 

 

(a) The diagram below shows an electrostatic smoke precipitator.

 


    

 

    

end-on view of  wires

 
 

 

 

 

 

 

 

 

 

 


     The wires carry a negative charge.

     What happens as the smoke passes near the wire?

           

                                                                                                                                                                 ............................................................................................................................................................ [1]                                                                                                                                                                                     ..................................................................................................................................................................                                                                                                                                                                                 ............................................................................................................................................................ (1)

 

(b)Why is the plate given a positive charge ?                                                                                                                  

           

                                                                                                                                                                 ............................................................................................................................................................ [1]                                                                                                                                                                                     ..................................................................................................................................................................                                                                                                                                                                                 ............................................................................................................................................................ (1)

 

(c) Describe the purpose of a smoke precipitator.

           

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [4]                                                                                                                                                                                     ..................................................................................................................................................................                                (4)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

                                                                                                                                                    TOTAL  / 6


 

Medium Demand Questions                       QUESTIONSHEET 9

 

 

(a) A polythene rod can be given a negative charge.

     Explain how this is done.

            

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]                                                                                                                                                                                     ..................................................................................................................................................................                     (2)

 

(b) A negatively charged polythene strip is freely suspended as shown. 

     A second negatively charged polythene strip is brought near to it.

 

 


  

 

 

 

 

 

 

 

 

 

 


     (i)    Describe and explain what happens.

         

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]                                                                                                                                                                                     ..................................................................................................................................................................                     (2)

 

     (ii)    The second strip is replaced by a positively charged one.

            Describe and explain what happens.

           

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]                                                                                                                                                                                     ..................................................................................................................................................................                     (2)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

                                                                                                                                                    TOTAL  / 6


Medium Demand Questions                      QUESTIONSHEET 10

 

(a) What is meant by “static” electricity ?

           

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]                                                                                                                                                                                     ..................................................................................................................................................................                     (2)

 

(b) An acetate rod is given a positive charge when it is rubbed with a cloth.

     Use ideas about movement of charge to explain why this happens.

     Include a diagram with your answer.

           

                                                                                                                                                                      ..................................................................................................................................................................   

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ..................................................................................................................................................................   

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [4]

 

 

                                                                                                                                                                                   

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

                                                                                                                                                    TOTAL  / 6


Medium Demand Questions                      QUESTIONSHEET 11

 

(a) Manjinder combs his hair with a plastic comb.  He then brings the comb near to some tiny pieces of

     tissue paper.

    

     (i)    Describe what happens.

           

                                                                                                                                                                 ............................................................................................................................................................ [1]                                                                                                                                                                                     ..................................................................................................................................................................                     (1)

 

     (ii)    Explain in detail why this happens.

           

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [5]                                                                                                                                                                                     ..................................................................................................................................................................                     (5)

 

(b) If you rub a balloon on your jumper, it can be made to stick to a wall.  After some time it will fall down.

     Explain why this happens.

         

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [1]

                                                                                                                                                                                   

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TOTAL  / 7


Medium Demand Questions                      QUESTIONSHEET 12

 

(a) An electrical conductor allows the movement of charge. 

     The diagram shows an electrical conductor in the shape of a bar.

 

           

 

    

 

 

 

 

 

     On the diagram, draw the pattern of positive and negative charges you would expect to find.                      [2]

                                                                                                                                                                                                  (2)

 

(b) A positively charged body is brought near to the conductor.

    

     (i)    Draw in the new pattern of charges on the conductor.                                                                      [2]

 

                                                                                                                                                                                         (2)

 


+

 
    

 

 

 

 

 

     (ii)    Explain why you have drawn this pattern.

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]                                                                                                                                                                                     ..................................................................................................................................................................                (2)

 

                                                                                                                                                                                   

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TOTAL  / 6


Medium Demand Questions                      QUESTIONSHEET 13

 

The diagram shows a light, conducting sphere, suspended by a cotton thread.  It is able to swing freely between the two charged metal plates.

 

 

 


    

+

 
 

 

 

 

 

 

 

 

 

 


When the sphere is brought into contact with the left-hand plate, it is given a positive charge.

The sphere is then allowed to swing freely.

 

(a) Describe what happens.

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]

 

(b) Why does the sphere behave like this ?

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [4]                                                                                                                                                                                     ..................................................................................................................................................................    (4)

 

                                                                                                                                                                                   

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TOTAL  / 6


Medium Demand Questions                      QUESTIONSHEET 14

    

(a) A metal sphere is mounted on an insulated base as shown below.

 

           

 


    

 

 

 

 

metal sphere

 
 

 

 


    

     A negatively charged rod is brought near to it.

     Explain what happens.

         

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [3]                                                                                                                                                                                     ..................................................................................................................................................................                                                                                                                                                                                 ............................................................................................................................................................ (3)

 

(b)The sphere is now connected to earth.

     Explain what happens.

           

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]

 

(c) The rod used in the experiment is an insulator, whilst the sphere is a conductor.

     Explain the difference between an insulator and a conductor.

           

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]                                                                                                                                                                                     ..................................................................................................................................................................                                                                                                                                                                                 ............................................................................................................................................................ (2)

 

 

 

 

                                                                                                                                                                                   

 

 

 

 

 

 

 

                                                                                                                                                    TOTAL  / 7


Medium Demand Questions                      QUESTIONSHEET 15

    

(a) A lightning conductor, (see below) is attached to a tall building and connected to earth.

     In a storm, the electrical charges in clouds separate.  The negative charges build up at the base of the cloud.

    

tall building

 

spike

 
           

 


    

 

 

 

 

 

 

 

 

 

 

 

 

 


         

          Draw the charges that build up at the top of the lightning conductor.                                                     [2]

 

 

(b) Describe how the lightning conductor protects the building from being struck by lightning.

         

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [4]                                                                                                                                                                                     ..................................................................................................................................................................                                                                                                                                                                                 ............................................................................................................................................................ (4)

 

 

 

 

                                                                                                                                                                                   

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TOTAL  / 6

Medium Demand Questions                      QUESTIONSHEET 16

    

A girl with long, fine hair stands on a rubber mat and puts her hand on the dome of a Van de Graaff generator.  The generator is started.

 

 (a)(i)    What happens to the girl’s hair ?

           

                                                                                                                                                                 ............................................................................................................................................................ [1]                                                                                                                                                                                     ..................................................................................................................................................................                                                                                                                                                                                 ............................................................................................................................................................ (1)

   

 

     (ii)    Explain why this happens.

         

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]                                                                                                                                                                                     ..................................................................................................................................................................                                                                                                                                                                                 ............................................................................................................................................................ (2)

 

 (b)(i)    What would happen if the girl repeats the experiment, but this time stands on a metal plate ?

           

                                                                                                                                                                 ............................................................................................................................................................ [1]                                                                                                                                                                                     ..................................................................................................................................................................                                                                                                                                                                                 ............................................................................................................................................................ (1)

  

 

     (ii)    Explain your answer.

    

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]              

 

 

(c) State two other ways in which the effect on the girl’s hair could be prevented.

           

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]                                                                                                                                                                                     ..................................................................................................................................................................                                                                                                                                                                                 ............................................................................................................................................................ (2)

 

 

 

                                                                                                                                                                                   

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

                                                                                                                                                    TOTAL  / 8

 

Low Demand Questions                           QUESTIONSHEET 17

    

Two light, conducting balls are suspended on nylon threads of equal length.

 

 

 

 

 

 

 

 

 

 

 

 

 


Describe and explain what would happen to balls in each of the following circumstances:

 

(a) the balls are equally charged and both carry the same charge.

         

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]                                                                                                                                                                                     ..................................................................................................................................................................                                                                                                                                                                                 ............................................................................................................................................................ (2)

 

(b) the balls are equally charged with opposite charges.

           

                                                                                                                                                                      ..................................................................................................................................................................   

 

                                                                                                                                                                      ................................................................................................................................................................

 

(c) one ball is charged and the other is not                                                                                                                           

           

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]                                                                                                                                                                                     ..................................................................................................................................................................                                                                                                                                                                                 ............................................................................................................................................................ (2)

 

(d) the balls have like charges, but do not carry equal charges.

           

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]                                                                                                                                                                                     ..................................................................................................................................................................                                                                                                                                                                                 ............................................................................................................................................................ (2)

 

(e) neither ball is charged

         

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]                                                                                                                                                                                     ..................................................................................................................................................................                                                                                                                                                                                 ............................................................................................................................................................ (2)

 

 

 

 

                                                                                                                                                                                   

 

 

 

TOTAL  / 10


Low Demand Questions                           QUESTIONSHEET 18

 

Give reason for each of the following:

 

(a) staff in operating theatres must not wear clothing containing nylon.                                                               

    

                                                                                                                                                                      ..................................................................................................................................................................   

 

                                                                                                                                                                      ..................................................................................................................................................................   

 

                                                                                                                                                                 ............................................................................................................................................................ [2]

 

(b) sometimes skirts dried in a tumble-drier may stick to the wearer’s legs.                                                        

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]  

 

(c) mobile phones should not be used in petrol stations.                                                                                                          (2)

    

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]

 

(d) people who work on the components inside a computer wear earthed bracelets.

         

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]

                                                                                                                                                                                   

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

                                                                                                                                                  TOTAL  / 10


Low Demand Questions                           QUESTIONSHEET 19

 

(a)        steel       cotton        nylon        paper     copper     perspex     rubber    carbon   

 

           

 

     From the list of materials given above, select:

 

     (i)    two good insulators                                                                                                                                                          (2)

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]

 

     (ii)    a material which is neither a good insulator nor a good conductor

         

                                                                                                                                                                 ............................................................................................................................................................ [1]                                                                                                                                                                                     ..................................................................................................................................................................                     (1)

 

 

     (iii)   two good conductors                                                                                                                                                     (2)

 

                                                                                                                                                                      ................................................................................................................................................................

 

                                                                                                                                                                 ............................................................................................................................................................ [2]

 

(b) Glass, wood and the human body will all conduct electricity to some extent.

     What do they each contain that makes it possible for them to do this?

         

                                                                                                                                                                 ............................................................................................................................................................ [1]                                                                                                                                                                                     ..................................................................................................................................................................                                                                                                                                                                                 ............................................................................................................................................................ (1)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

                                                                                                                                                    TOTAL  / 6


Low Demand Questions                           QUESTIONSHEET 20

 

Fill in the gaps in the following sentences

 

 

_________ a polythene rod gives it static electricity.

Static means not _______.

Atoms contain negatively charged particles called ___________  ,  __________ charged particles called protons and neutral particles called _____________.

When charged objects are brought near each other, they either__________ or ___________ each other. 

What happens depends on their _____________.

Two objects with the __________ charge will __________ each other, whilst oppositely charged objects will ____________ each other.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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