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Energy Test
| Question | Answer |
|---|---|
| energy | the ability to do work |
| stored energy | energy available for use |
| closed circuit | a complete pathway through which electricity flows |
| open circuit | an incomplete circuit through which electricity will not flow |
| Name 3 sources of energy | batteries, fuels, the Sun, objects in motion |
| series circuit | a circuit that has only one pathway for current to flow to multiple components |
| parallel circuit | a circuit that has two or more pathways for current to flow to multiple components at the same time |
| attract | to pull toward each other |
| repel | to push away |
| Like poles do this | repel |
| Opposite poles do this | attract |
| magnetic field | an area of magnetic influence around a magnet |
| electromagnet | a piece of iron that becomes a temporary magnet when electricity flows through coils of insulated wire wrapped around it |
| Name 3 ways to observe evidence of energy | heat, motion, light, sound |
| potential energy | energy that matter has because of its position or condition |
| kinetic energy | energy of matter in motion |
| crest | the high point of a wave |
| trough | the low point of a wave |
| In a sound wave, amplitude equals | volume |
| In a sound wave, wavelength equals | pitch |
Created by:
kmejennings
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