| A | B |
| amprere | unit of measure |
| circuit breaker | electric safety device |
| electric conductor | metal |
| electric discharge | shock |
| electric insulator | plastic |
| electric power | electric energy being used |
| kilowatt | 1000 watts |
| kilowatt-hour | one kilowatt in one hour |
| law of conservation of charge | charged particles rearranged |
| ohm | unit for electrical resistance |
| Ohm's law | voltage=current x resistance |
| parallel circuit | current flows through more than one path |
| resistance | opposition to an electric charge |
| seris circuit | current flows through one path |