Across
- 4. a unit for measuring electrical power
- 5. to use in turn, one after another; switch between
- 8. An object conducts sound, heat, or electricity if it lets any of them pass through it
- 9. power that comes from and electricity source such as a wall outlet or battery
- 12. the power to do work
- 13. the path that an electrical current will flow through
Down
- 1. to wrap or cover something to protect it so that heat, cold, or electricity will not get in or out
- 2. something that stops you from succeeding
- 3. to become less or smaller
- 6. a measurement of the force of electrical currents, and the amount of power stored in a battery
- 7. something that comes from the sun
- 10. the movement of electricity through a wire
- 11. when you need something