1. Understanding Electricity
Like charges repel
Unlike charges attract

2. Vocab Terms
Circuit - A closed loop of conductors through which charges can flow
Conductor - A substance through which electrical charges can easily flow
Insulator – A material through which electric charges cannot move
Short Circuit - A low-resistance connection established by accident or intention between two points in an electric circuit.

3. Vocab Terms
Current – A flow of electric charges (A.C. or D.C., alternating or direct)
Voltage – The pressure behind the flow of electrons in a circuit
Switch - A device that closes or opens a circuit, thereby allowing or preventing current flow

4. Wiring Schematic