| A | B |
| circuit | a pathway for the flow of electricity |
| protons | positive charges |
| closed circuit | a complete pathway for the flow of electricity |
| short circuit | a direct pathway from one end of the cell to the other which creates heat and drains the cell |
| electrons | negative charges |
| insulators | materials that prevent the flow of electricity |
| open circuit | the pathway for the flow of electricity is broken |
| electricity | energy available in a current, the flow of eletrons |
| switch | a circuit breaker used to open and close circuits |
| conductor | materials that electricity can flow through |
| copper | metal used to conduct electricity |
| cell | a source of electricity |