Electricity

2. a measure of the resistance of a material to the flow of an electrical current
4. form of energy that can produce light, heat, magnetism, and chemical changes
5. protective tube with individual insulated wires running through it
8. any tendency of a material to prevent electrical flow
9. a measure of the resistance of a material to the flow of a electrical current
11. an electrical source and wires connected to an electrical device
13. a condition that occurs when electricity flows back to its source to rapidly and trips fuses, burns wires, and drains batteries
15. the use 1000 watts per hour
16. a switch that trips and breaks the circuit when more than a specified amount of current passes through it

1. a standard for the safe installation of electrical wiring and equipment
3. material that provides great resistance to the flow of electricity
6. any material that will permit an electron to move through it
7. loss of voltage as electricity travels through a wire
10. a measure of energy available or work that can be done using one ampere at one volt
12. 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
14. a measure of electrical pressure