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Electromagnetism 2
part 2 of vocabulary words
| Question | Answer |
|---|---|
| Electromagnetic field | the force field surrounding an electromagnet. The lines of force are closed loops, concentrated at the poles of the electromagnet. |
| Electromagnetism | forces which develop from the movement of electrical charges. |
| Energy | the capacity for doing work and overcoming resistance. |
| Ferromagnetic | materials containing iron, cobalt, or nickel which are magnetic or can be magnetized. |
| Force Field | an invisible field of energy surrounding an object such as a magnet or electromagnet. |
| Generator | a device used to produce electricity, generally involving an energy source such as falling water or steam, which is used to turn a coil of wires through a strong magnetic field. |
| Insulation | a covering made from nonconducting material used to prevent short circuits or shocks from electricity. |