2. Created by Mr. Gable Technology Education Maple Grove Junior High
Electricity Terms
Created by Mr. Gable Technology Education Maple Grove Junior High

3. Conductor
Is a material which allows electrical current to easily pass through it.

4. Copper Aluminum Silver
Types of Conductors
Copper
Aluminum
Silver

5. Is a material which prevents the flow of electricity.
Insulator
Is a material which prevents the flow of electricity.

6. Types of Insulators
Plastic
Glass
Rubber

7. A circuit is a path for electrons to flow.

8. Complete (closed) Incomplete (open)
Types of Circuits
Complete (closed)
Incomplete (open)

9. Positive +
Red in color

10. Negative _
Black in color

11. Electron Flow
The path is from a power sources negative terminal, through the various components and on to the positive terminal.

12. Negative to Positive
- to +

13. Voltage
Voltage is the electrical force or "pressure" that causes current to flow in a circuit.

14. Current
Current is the movement of an electrical charge. It is the flow of electrons through a circuit.

15. Resistance
Resistance is anything that causes an opposition to the flow of electricity in a circuit. It is used to control the amount of voltage.

16. Resistance is measured in
OHMS

18. Speed of Light
186,000 Miles per Second

20. Sources of Electricity
Chemical
Light
Pressure
Heat
Magnetism