Across
- 1. The charge on a proton (8)
- 3. The charge on an electron (8)
- 5. Electricity is the movement of ... through a conductor (9)
- 7. The unit that current is measured in (for short) (4)
- 9. A material that conducts electricity well (9)
- 11. A material that doesn't conduct electricity well (9)
- 13. A voltage supply used in flashlights and many toys (7)
- 14. A device that will open or close a circuit (6)
- 17. An electric discharge from the sky to ground during a storm (9)
- 18. A safety device that breaks a circuit when too much current is flowing (4)
Down
- 1. A circuit with more than one path through which electrons can flow (8)
- 2. A switch that opens a circuit when too much current is flowing (7)
- 4. Kind of electricity that results from a build up of charged particles (6)
- 6. A type of circuit where current passes by most resistance and large, dangerous currents flow (5)
- 8. A circuit with only one path through which electrons flow (6)
- 10. A path through which electricity flows (7)
- 12. A device that resists the flow of electricity in a circuit (8)
- 15. The flow of electrons through a material is called an 'electric ...' (7)
- 16. The unit that resistance is measured in (4)