Across
- 2. built up electric charge
- 4. a strong temporary magnet that uses electricity to prdoduce magnetism
- 8. a compass needle always points in this direction
- 9. unlike poles
- 11. materials that electric charges do NOT flow through easily
Down
- 1. a device that changes electricl energy into energy of motion
- 2. a circut breaker
- 3. like poles
- 5. an object that attracts certain metals
- 6. a device that uses magnetism to convert energy of motion into electrical energy
- 7. how many poles on a magnet
- 10. materials that negatively charged particles can move trhough EASILY