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Magnetism
S3P2_Magnetism
| Term | Definition |
|---|---|
| magnetic field | the force around a magnet |
| compass | a device that uses free-moving mangetic needle to show direction |
| repel | to push something away |
| attract | to pull something closer |
| permanent magnet | an object that keeps its magnetism for long time |
| magnetism | the ability to attract objects |
| magnet | an object that can push or pull on iron and a few other kinds of metal without touching those metals |
| temporary magnet | an object that loses its magnetism |
| pole | one end of a magnet where its force is strongest |
| Lodestone | a rock that is naturally magnetic |