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Physical Change
Term | Definition |
---|---|
Melting | the process by which a solid becomes a liquid |
Melting Point | the lowest temperature at which a substance begins to melt |
Freezing | the process by which a liquid becomes a solid |
Freezing Point | the temperature at which a specific liquid becomes a solid |
Evaporation | the process by which a liquid becomes a gas |
Sublimation | the process of when a solid changes directly to a gas |
Boiling | the process by which a liquid becomes a gas; bubbles are formed |
Boiling Point | the temperature at which a substance changes from its liquid state to its gas state through boiling |
Condensation | the process by which a gas changes its state to become a liquid |
Physical Properties | characteristics of a substance that can be observed without changing the identity of a substance |
Examples of Physical Properties | color, shape, size, texture, volume, and mass |
Physical Changes | a change in any physical property of a substance |