Basic Electricity

4. Negative charged particles that orbit the nucleus of an atom
7. A material that allows the free flow of electrons
10. Converts electrical energy to mechanical energy
11. Reduces current flow in a circuit
13. Controls to make and break of an electrical circuit
14. A circuit were the consumers are connected one after another
15. Unit of electrical resistance
18. current, Electron flow in one direction
19. The lines of force or force field around a magnet is also refereed to as the area of influence of magnetic

1. circuit, An unintentional premature return path in a circuit
2. return, A circuit were an electrical cable completes the return path back to the power source
3. current, Reciprocating electron flow
5. The unit of electrical pressure
6. Protects an electrical circuit in the event of a short circuit
8. circuit, A broken or switched off circuit
9. Converts mechanical energy to electrical energy
11. An electrically controlled switch
12. A material that impedes the flow of electrons
16. Can increase the resistance of a fixed conductor
17. Resistance in an electrical cable can vary with