| A | B |
| electric charges | units of electricity that some particles of matter carry |
| electric discharge | the loss or release of an electric charge |
| electric current | a continuous flow of negative charges |
| electric circuit | a path along which an electric current can move |
| static electricity | a buildup of electric charges on the surface of an object |
| circuit breaker | a switch that opens a circuit by turning itself off |
| conductors | materials that allow electricity to pass through them easily |
| series circuit | an electric circuit in which the parts are connected in a single path |
| parallel circuit | an electric circuit that has more than one path along which electric current can travel |
| insulators | materials through which electricity does not move easily |