Shocking World

2. The potential difference in charge between two points in a circuit.
4. An automatic device for stopping the flow of current in an electric circuit as a safety measure.
7. path The path which electricity takes in a closed circuit.
11. The unit of electrical current.
12. Current that travels in only one direction.
13. A substance that does not allow electricity to pass through it easily.
14. A type of electrical circuit where the components are placed one after the other.
16. Current which alternates direction back and forth rapidly.
17. The unit of electrical resistance.
19. A complete path which electricity flows through.
22. A measure of how much opposition to the flow of electrons occurs within a component.
23. An imbalance of electrons and protons in matter.
24. Something which can be carried or moved with energy.

1. A component where the resistance can be altered.
3. To kill something by having an electric current pass through it.
5. A part or element of a larger whole.
6. A type of electrical circuit that branches and has the components running parallel.
8. A device which measures electrical current.
9. wire A wire with a current currently passing through it.
10. The speed at which electrons move through a circuit.
15. A wire which leads from a circuit to the ground.
18. A low resistance wire which melts to break a circuit if the current is too high.
20. A material that allows electricity to pass through it easily.
21. A device that converts a current to a different current (AC or DC) or a different voltage.