Across
- 3. A device used to open or close a circuit
- 6. The SI unit of electric current
- 8. The flow of electricity through a conductor
- 9. A thin metal conductor used to carry electricity
- 10. A type of current that flows in only one direction
- 12. The unit of resistance
- 14. A material that allows electricity to flow easily
- 15. A device used to change voltage levels
Down
- 1. Opposition to the flow of electricity
- 2. A device used to protect an electrical circuit
- 4. A metal often used in electrical wires
- 5. A type of current that changes direction many times per second
- 7. A drawing showing electrical connections
- 11. A complete path through which electricity flows
- 13. The unit used to measure electrical potential difference