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Key Terms
Question | Answer |
---|---|
State | One of the three forms- solid, liquid, or gas- in which most matter on Earth exists. |
Change of State | The physical change of matter from one state to another. |
Melting | The change from the solid to the liquid state of matter. |
Freezing | The change from the liquid to the solid state of matter. |
Evaporation | Vaporization that occurs at the surface of a liquid. |
Boiling | Vaporization that occurs on and below the surface of a liquid. |
Condensation | The change from the gaseous to the liquid state of matter. |
Thermal Expansion | The expansion of matter when it is heated. |