Electricity & Magnetism

2. The rate at which work is done - measured in watts.
3. A given quantity of electricity.
4. An uncharged particle in the nucleus of an atom.
8. Part of an atom; a negatively charged particle that is found outside of the nucleus of the atom.
9. The amount of power output of a device.
10. The place which electricity enters or leaves an electrical component (battery).
11. Power expressed in watts.
12. Found in nature.
14. Conductors through which current can flow.
15. A device used for generating electricity through an electrochemical reaction
17. Can be replaced.
22. A type of energy in which small particles (called electrons) move through a device.
24. An instrument with a rotating magnetic usually used for locating the Magnetic North Pole.
26. A flow of electricity.
27. Central part of an atom made of protons and neutrons.
28. An electrical component which slows electron down.
30. The smallest particle of an element that can exist and still retain the properties of that element.

1. To change.
3. The switch that allows the flow of electricity.
5. Man-made.
6. Materials that electricity has a hard time flowing through.
7. A measure of the amount of electrical energy supplied to each charge.
13. The opposition of a substance to the passage of electrical current; friction against electrons moving.
16. A complete path for an electric current.
18. Unit used to measure power.
19. A force which joins atoms or groups of atoms together in a molecule.
20. The capacity for doing work; may be electrical, mechanical, chemical, thermal or nuclear.
21. Resistance between two surfaces moving against each other.
23. Anything an electrical current can pass through easily.
25. The producer of power.
29. A device used to control the flow of electricity.