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7th Grade Unit 5
Phase Change
| Term | Definition |
|---|---|
| Freedom of Movement | The way molecules in a substance move around relative to each other |
| Kinetic Energy | The energy that an object has because it is moving |
| Molecular Attraction | A pull between two molecules that is always the same for a substance |
| Molecule | A group of atoms joined together in a particular way |
| Phase | A noticeably different form or state of the same substance |
| Scale | The relative size of things |
| Temperature | A measure of how hot or cold something is |