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Science Vocab 3
Physical Changes
| Term | Definition |
|---|---|
| physical change | alters the form of an object without changing what type of matter it is (cloud) |
| evaporation | the slow process from a liquid to a gas |
| condensation | when a gas changes to a liquid |
| sublimation | the change of state directly from a solid to a gas |
| melting point | the temperature at which a substance melts (0 degrees Celsius) |
| boiling point | the temperature at which a substance boils (100 degrees Celsius) |
| freezing point | the temperature at which a substance freezes (0 degrees Celsius or 32 degrees farhenhit) |