Science at key stage 3 (Year 9)

Unit 9I: Energy and electricity

Where the unit fits in

This unit builds on work on electricity and energy in units 7I 'Energy resources', 7J 'Electrical circuits' and 8I 'Heating and cooling'. It relates to work on the reactivity of metals in unit 9F 'Patterns of reactivity' and work on fuels in unit 9G 'Environmental chemistry'. It relates to unit 9D 'Using control for electronic monitoring' in the design and technology scheme of work, and to unit 18 'Twentieth-century conflicts' and unit 20 'Twentieth-century medicine' in the history scheme of work.

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. How is energy involved in doing useful things?
	2. b. How is energy involved in doing useful things?
	3. a. How does electricity transfer energy?
	4. b. How does electricity transfer energy?
	5. c. How does electricity transfer energy?
	6. d. How does electricity transfer energy?
	7. e. How does electricity transfer energy?
	8. What are we paying for when we use electricity?
	9. Checking progress
	10. a. Where do we get electricity from?
	11. b. Where do we get electricity from?
	12. a. How can we reduce the waste of energy?
	13. b. How can we reduce the waste of energy?
	14. Reviewing work