Across
- 3. a material that allows electricity, heat or sound to pass through it easily
- 4. type of electrical power produced by falling water that turns a turbine generator
- 6. the unit used to measure how much voltage a device has
- 7. a measurement of the flow of electric charge passing a certain point per unit time; any flow of liquid or electric charge
- 8. having to do with electricity; a form of energy commonly used for lights, electric motors, and heating
- 9. a device that changes stored chemical energy into electrical energy
- 10. an object with a north and south pole that produces a magnetic field
- 13. a material that does not readily conduct electricity or heat
- 15. an output device such as a lightbulb or a motor
- 16. the action between two opposing magnetic poles
Down
- 1. the ability to do work or cause change
- 2. can contain only one kind of element, or one kind of compound
- 3. a closed path that electricity can flow through
- 5. a metal object that acts as a magnet when an electric current moves through it
- 8. a subatomic particle with a negative charge
- 11. a machine that converts mechanical energy into electrical energy
- 12. magnetic ______ is a region in space near a magnet or electric current in which magnetic forces can be detected
- 14. a mechanical device that can connect or disconnect parts of an electric circuit
- 16. the unit the amount of current in a circuit is measured in