Across
- 4. the best core for an electromagnet is
- 5. Almost all of the electricity that people use is produced by
- 8. The magnetic variation of a compass is the smallest at the
- 9. A material that magnetizes easily is
- 11. what will not cause a magnet to lose its magnitism
- 13. The person who first stated that an electrical current could be use to produce a magnetic field was
Down
- 1. In an unmagnitized obeject, the domains point
- 2. In order for a motor to run off direct current. it must contain
- 3. Alternating current in the united states has a frequency of
- 6. The Earths magnetic north pole is located
- 7. Gilbert The first person to predict that Earth has a magnetic North and South magnetic Pole was
- 10. A device that converts electrical energy into mechanical energy mechanical energy is called
- 12. like poles of a magnet
