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states of matter m
| Term | Definition |
|---|---|
| Solid | Molecules are tightly packed and vibrate in place. Lowest Energy |
| Liquid | Molecules are loosely packed and slide past each other. Medium Energy |
| Gas | Molecules are very far apart and move freely. Highest Energy |
| Melting | Solid to a liquid |
| Freezing | liquid to a solid |
| Condensation | gas to a liquid |
| Evaporation | liquid to a gas on the top of the surface only (drying hair, towel at the pool, etc.) |
| What temperature does water freeze at? | 32 degrees Fahrenheit |
| What temperature does water boil at? | 212 degrees Fahrenheit |
| What do you have to add to change a S-->L-->G? | Add energy |