Across
- 5. the green and yellow one, safety wire that connect the metal case of appliance to the earth
- 6. stored energy ex. fuels or food
- 7. one type of elastic energy that use in spring
- 9. component that makes electricity hard to flows
- 11. energy energy in form that is not wanted or not useful ex. heat and sound
- 12. type of current that constantly in changes in direction
- 13. device that use for increase or decrease the voltage of alternating current
- 14. the flow of electricity in circuit
Down
- 1. device that use to for measured amps
- 2. complete loop of components which electricity can flows
- 3. not of power
- 4. one type of switch that use in circuit breaker to break a circuit when current became too high
- 6. circuit which components connect in different branches
- 8. energy that spreading out into its surrounding and its no longer useful
- 10. each city will have place where has transformer to reduce the high voltage for be used at homes