Science at key stage 3 (Year 8)

Unit 8I: Heating and cooling

Prior learning

It is helpful if pupils:

know that temperature is a measure of how hot an object is
can use a thermometer
know that metals are good thermal and electrical conductors
recall that evaporation occurs at the surface of a liquid
know about the particle model of matter
can describe differences between solids, liquids and gases

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 the temperature?
	2. b. What's the temperature?
	3. a. How do things get hotter or colder?
	4. b. How do things get hotter or colder?
	5. c. How do things get hotter or colder?
	6. d. How do things get hotter or colder?
	7. e. How do things get hotter or colder?
	8. a. How do materials change when they are heated and cooled?
	9. b. How do materials change when they are heated and cooled?
	10. c. How do materials change when they are heated and cooled?
	11. d. How do materials change when they are heated and cooled?
	12. e. How do materials change when they are heated and cooled?
	13. a. How can we reduce energy waste?
	14. b. How can we reduce energy waste?
	15. Checking progress
	16. How can we explain change of state?
	17. Reviewing work