| A | B |
|---|
| Voltage | Electrical Pressure |
| Electric circuit | A complete electrical pathway |
| Amperage | Strength of electricity |
| Resistance | Opposes electrical flow |
| Ohm's law | Voltage = Amperage X Resistance |
| Wattage | Amount of electric power needed to run an electrical appliance |
| Electron theory | How electrons flow |
| Conductor | Electricity flows through easily |
| Insulator | The rubber or plastic coating on an electric wire |
| Series circuit | Only one electrical path |
| Parallel circuit | A separate electrical path to each energy-using device |
| Semiconductor | Can act as a conductor or insulator |
| Superconductor | Can conduct electricity without resistance |
| Direct current | Electrons flow in one direction in the electric circuit |
| Alternating current | Electrons caonstantly change direction in the electric circuit |
| Frequency | Number of cycles per second |
| Transmitter | Converts sound waves to electrical impulses |
| Fiber Optics | Cables of very pure glass |
| Laser | Very narrow beam of intense light |
| Mass communication | Large audiences receiving the same communication |
