Across
- 1. Unit of electric current
- 4. The flow of electric charge
- 8. The difference in electric potential
- 9. The opposition to current flow
Down
- 2. Device that converts light into electricity
- 3. Electronic device that amplifies or switches signals
- 4. A component that stores electrical energy
- 5. Material that does not conduct electricity
- 6. The rate at which energy is used
- 7. A basic circuit element with two terminals, like a switch