Science at key stage 3 (Year 8)

Unit 8A: Food and digestion

Prior learning

It is helpful if pupils:

know that food is needed for activity and growth, and that an adequate and varied diet is needed to maintain health
know that matter, including food, consists of particles, eg molecules, which can differ in size
recognise that food provides energy for the body

Sections in this unit

This unit is divided into sections. Each section contains a sequence of activities with related objectives and outcomes. You can view this unit by moving through the sections or print/download the whole unit.


	1. a. What's in food and why is it important?
	2. b. What's in food and why is it important?
	3. c. What's in food and why is it important?
	4. a. Which foods provide a balanced diet?
	5. b. Which foods provide a balanced diet?
	6. c. Which foods provide a balanced diet?
	7. Checking progress
	8. a. What happens to food inside the digestive system?
	9. b. What happens to food inside the digestive system?
	10. a. What do digestive enzymes do?
	11. b. What do digestive enzymes do?
	12. Where are the products of digestion used?
	13. Reviewing work