click below
click below
Normal Size Small Size show me how
vocabulary
electricity and magnetism vocabulary
| word | definition |
|---|---|
| Magnetism | Force of attraction or repulsion of magnetic materials |
| Magnetic field | Surrounds a magnet that applies a force without actually touching an object |
| Electric current | A coil of wire spinning around a magnet can form this |
| Magnet | An electric current flowing through a wire around an iron core produces this |
| Electromagnet | This can be made when a wire in an electric circuit is wrapped around an iron core making a magnetic field |
| Motor | This changes electrical energy into mechanical energy |
| Generator | This changes mechanical energy into electrical energy |
| Turbine | Huge wheels in a generator pushed by water,wind or steam |
| Repel | Like poles in a magnet do this |
| Attract | Unlike poles of a magnet do this |