Lesson covering Movement of Substances (Diffusion)
This lesson often refers to the diffusion of water - at KS4 this is called Osmosis and there is some very subtle differences. But at KS3 this explanation is all that is needed.
Worksheet available here:
http://www.keepandshare.com/doc21/view.php?id=111879&da=y
Can be used in conjunction with:
Exploring Science
Activate
AQA Activate
Lesson covers:
Principles of diffusion
Diffusion of of substances in animal and plant cells
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