Electricity Revision Crossword
Across
- 3. energy divided by time
- 4. makes the current in a circuit smaller
- 6. something that has a very high resistance
- 7. transfers electrical energy into light and heat energy
- 9. allows currents to flow in the circuit when closed
- 10. device where electricity can only pass on one way
- 11. AC
- 13. unit of electric charge
- 14. power times time
- 15. current times time
- 16. measures current voltmeter measure voltage
- 17. current times resistance
Down
- 1. conducts electricity around the circuit
- 2. transfers electrical energy into kinetic energy
- 4. how good current can pass through
- 5. a device that protects another device from electrical shock and fire
- 8. where the current goes into two ways
- 9. stops current flowing when open
- 10. DC
- 12. pushes electrons around the circuit and gives them energy