Across
- 3. a one way switch for an electrical current
- 4. a part of an electrical circuit that can start and stop flow of electrons
- 7. a device that transforms one current to another
- 10. an electrical current that has one fixed direction (Answer with abbreviation)
- 11. a device that resists electron flow
- 13. represented by symbol V and refers to amount of electrons
- 16. a device that stores electrical charge
- 19. protects circuit from excessive current
- 20. a circuit in which there are multiple ways for electrons to flow
Down
- 1. represented by the symbol R and refers to the ease of flow of electrons
- 2. a material that allows electrons to flow easily
- 4. a circuit in which there is only one way for electrons to flow
- 5. a closed path in which electrons can flow
- 6. convert chemical energy to electrical
- 8. a material that lets electrons flow but not as easily as a conductor
- 9. a material that does not allow the flow of electrons
- 12. the unit of resistance
- 14. represented by the symbol I and refers to flow of electrons
- 15. an electrical current that changes directions (Answer with abbreviation)
- 17. V=IR, I=V/R, R=V/I
- 18. the flow of electrical charge