Across
- 2. makes extra strong permanent magnets
- 4. the push or pull of a magnet upon a magnetic object
- 6. a device that changes the voltage of alternating current
- 8. makes extra strong temporary magnets
- 11. a group of line up atoms
- 13. a metal that can attract certain other metals
- 15. the use of a magnetic field to make a magnetic substance into a magnet
- 16. a machine that changes one form of energy into electrical energy
Down
- 1. a device that measures weak electric current
- 3. iron that loses its magnetism easily
- 5. a device that increases the voltage of direct current
- 7. the space around a magnet where the force of the magnet is felt
- 9. a temporary magnet made by using electrical current
- 10. a rock that is a magnet
- 12. another name for lodestone
- 14. two or more metals melted together