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Electricity Unit
| Term | Definition |
|---|---|
| Current | flow of charges through a wire |
| Voltage | force that causes charges to move |
| Resistance | tendency of a material to resist flow of charge |
| Amperes | (A) Unit of Current |
| Volts | (V) Unit of Voltage |
| Ohms | (Ω) Unit of Resistance |
| Mechanical Energy | energy from the moving parts of machines |
| Chemical Energy | energy stored in chemical bonds of molecules |
| Thermal Energy | energy in the form of heat |
| Electrical Energy | energy from the flow of charges |
| Electromagnetic Energy | energy produced from the interaction of electric current and magnets |
| Nuclear Energy | energy from the nuclei of atoms |
| Magnetism | properties and interactions of magnets |
| Electromagnet | magnet created when a current is in a wire coil |
| Motor | device that changes electrical energy into mechanical energy |
| Magnetic Force | force between electric charges and magnets |
| Conductor | material which allows electrons to move through easily |
| Insulator | material in which electrons are not able to move easily |
| Parallel Circuit | circuit with multiple branches |
| Series Circuit | circuit with only one branch |
| Electrical Power | Rate at which electrical energy is converted to other types of energy |
| Static Electricity | accumulation of excess electric charge on an object |
| Generator | device that transforms mechanical energy to electrical energy |
| Direct Current (DC) | current that is always going in one direction |
| Alternating Current (AC) | current that reverses direction regularly |
| Transformer | device that increases or decreases voltage |
| Turbine | large wheel that rotates to capture mechanical energy |