Electric Vocabulary

3. Safety device designed to interrupt an electrical circuit during abnormal conditions
6. Number of times a current flow is reversed per second
11. Pressure that makes electricity flow
12. Occurs when the entire circuit has lost power due to a fault or electrical problem on a primary line
14. Material such as copper which allows electricity to easily move through
15. A switch that automatically disconnects power to a circuit in the event a fault or electrical short
16. Material that electricity has difficulty moving through
18. A break in the operation of electrical power
19. Indicates a small portion of a circuit is out
21. Measure of intensity of electrical production use- RIGHT HERE
22. Provides a path with less resistance than the human body, prevents electrical shock

1. System of wires, switches and transformers that service neighborhoods and businesses
2. Measure of volume of electrical production or use equal to 1,000 watts of power over a period of an hour
4. 1,000 kilowatts; 1 million watts
5. Secondary wire, runs from the pole to the home
7. Flow of electrons
8. Consists of primary lines leaving a substation in a circular line
9. Interconnected network of transmission lines and control equipment that carries electricity from the generation source to the distribution system
10. Device used to increase or decrease voltage
13. Facility containing switches, transformers and other equipment
17. Electrical unit of power or rate of doing work
20. A large scale movement of bulk power, typically used for 69,000 – 345,000 volts