9C - Technicians list:
PLEASE NOTE THAT SOME OF THE PRACTICAL ACTIVITIES NEED TO BE SET UP IN ADVANCE e.g. growing cress, destarching plants
Lesson 1
a plant for the students to look at
Optional:
Worksheets - 9Ca/1 2 3 4 5 6 7 8 and 9
Pondweed Expt.
washing line cards
Elodea pondweed -freshly cut stems
glass beakers
glass funnels
marker pen
ruler, pond water
l
ampsnarrow bungs
stopclocks
sodium hydrogen carbonate
spatulas
splints
matches
conical flasks
water bath(s)
possible O2 probe and datalogging equip
Starch test
leaves - normal, destarched, varigated geranium (spider plant doesn't work!) and one with card / initials on (note the destarched plant and the one with the initials on need to be set up in advance)
iodine
white tiles
forceps
pipettes
ethanol
petri dishes
black card
tinfoil
soda lime
plastic bag
elastic bands
Optional:
Worksheets -
9Ca/3 or 9Ca/4 or 9Ca/5Lesson 2
same as lesson 1.
Lesson 3
giant leaf model
Optional:
Worksheets 9Cb/1 2 3 and 4
Submerging leaves
leaves
kettle to boil water (if not using bunsens)
tongs
Vaseline on leaf
Petroleum jelly
leaves
cotton
clamp stands
string
paperclips
scales
Sections of leaves
Pre-prepared microscopes of leaf sections
microscopes
lamps
The different plants we use
Selection of products made from plants - cotton fibre, cotton fabric, cotton wool, rice, potato, carrot, sprouts, apple, orange, wooden splints, corn or veg oil, TVP (textured vegetable protein), paper, flour, perfume (floral not musk)
Lesson 4
Optional:
Worksheets 9Cc/1 2 and 3
Germinating Mung Beans
mung bean seeds (grown on the inside of a moist clay pot)
clay pot
can grow them on cotton wool but when pulled off can damage the root hairs (the bit they're looking at!)
Cress seedlings
petri dishes
paper towels
scissors
cress seeds
hand lenses
Transpiration in celery
celery stems - with leaves
food dye
stopclocks
rulers
possibly:
microscopes
cavity slides
coverslips
mounted needle
fan
hairdryer
Fertilisers
variety of empty boxes / bags of fertiliser
coloured pens
paper
scissors
Lesson 5
nothing
Optional:
Worksheets 9Cd/1 2 3 4 5 and 6
Lesson 6
as Lesson 5
Lesson 7
drawing paper
Handout S2.1 on card, cut up and laminated - one set per 4 students please
selection of familiar KS3 science text books
dictionaries