Electricity

4. Any tendency of a material to prevent electrical flow.
6. Any material that will permit an electron to move through it.
10. A standard for the safe installation of electrical wiring and equipment.
12. An electrical source and wires connected to an electrical device.
13. A measure of energy available or work that can be done using one ampere at one volt.
14. A measure of the resistance of a material to the flow of an electrical current.
15. The process of making an electrical connection between a circuit, electricity-using device, or other electricity source to the earth to reduce the chance of shock and damage.
16. Loss of voltage as electricity travels through a wire.

1. Form of energy that can produce light, heat, magnetism, and chemical changes.
2. A measure of electrical pressure.
3. A measure of the rate of flow of a current in a conductor.
5. A condition that occurs when electricity flow back to its source to rapidly and trips fuses, burns wires, and drains batteries.
7. The use of 1000 watts per hour.
8. A switch that trips and breaks the circuit when more than a specified amount of current passes through it.
9. Protective tube with individual insulated wires running through it.
11. Material that provides great resistance to the flow of electricity.