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States of Matter G
Term | Definition |
---|---|
Matter | anything that has mass and takes up space (volume) |
Solid | has a definite shape and volume. Molecules are tightly packed and vibrate in place. |
Liquid | has no definite shape but has a definite volume. Molecules are loosely packed and slide past each other. |
Gas | No definite shape and no definite volume. Molecules are very far apart and move freely. |
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.) |
Boiling | liquid to a gas throughout the substance |
Sublimation | going directly from a solid to a gas |
Deposition | going directly from a gas to a solid |
Melting Point of Water | 32oF or 0oC |
Boiling Point of Water | 212oF or 100oC |
Changing state (solid, liquid, gas) happens because of a change in what? | energy |