Electric Circuits
Across
- 6. ________ resistors have the same voltage drop
- 7. one of the names of the poles of a magnet
- 8. an electromagnet with a metal core
- 9. __________ current goes back and forth many times per second
- 13. A unit of electrical resistance
- 14. __________ resistors have the same current going through them
Down
- 1. A unit of electromotive force
- 2. hypothetical magnet that only has a north pole or south pole
- 3. a changing __________ field will cause an electric current in a coil of wire
- 4. uses a chemical reaction to create a direct current voltage
- 5. this is a type of magnet that is created by an coiled electrical cable
- 10. A unit of electrical current
- 11. the most common material to make bar magnets out of
- 12. ___________ current goes in the same direction all the time