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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 |