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Unit 3 Force/Motion
Investigating Force and Motion
| Term | Definition |
|---|---|
| attract | To pull together |
| force | A push or pull |
| friction | A force that resists motion |
| gravity | A force that pulls objects together; pulls down |
| magnetism | The attraction to a magnet |
| mass | The amount of matter in an object or substance, measured in grams (g) |
| repel | To push away |
| investigation | A set of steps followed to answer a testable question |
| hypothesis | A well-researched prediction |