It’s Electric!
Across
- 1. anything involving electric charges, but usually refers to static, direct current, and alternating current electricity
- 4. to push apart
- 7. a subatomic particle with a negative electrical charge
- 8. unbroken path of an electrical conductor that allows electrical current to flow from the power source and back again
- 9. cell a battery that changes chemical energy into electrical energy
- 10. a measure of how well a given material will conduct electricity. Good conductors have little resistance. Light bulbs have a higher resistance. Insulators have a very high resistance.
- 11. a device that attracts other magnets, iron containing materials, and other metals such as nickel
- 13. material that permits electric charge
Down
- 2. material that does not permit electric charge to pass through it
- 3. continuous flow of electrons
- 5. a magnet produced by an electric current, usually a core of iron wrapped in a conductor
- 6. a device that can open or close an electric circuit
- 12. to pull together