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vocab, phase changes
Vocabulary phase changes
Question | Answer |
---|---|
Vertical distance, or elevation, above sea level. | Altitude |
Change from a liquid to a gas. | Boil |
The temperature at which boiling occurs. | Boiling point |
Change from a liquid to a gas | Freeze |
The temperature at which freezing occurs | Freezing point |
A phase in which matter has no definite shape or volume | Gas |
Will expand to fill any container; can be compressed;molecules relativly far apart and move freely | Gas properties |
Water in the gas phase | Water Vapor |
A phase in which matter has no definite shape. | liquid |
Will take the shape of a container but cannot expand or be compressed; molecules in a liquid move randomly but stay close to one another. | liquid properties |
Change from a solid to a liquid. | Melt |
The temperature at which melting occurs. | Melting point |
A state of matter with certain physical properties. | Phase |
A phase in which matter has a definite shape and a definite volume. | Solid |
Will retain the same shape and volume in any container; atoms are held i a rigid structure and cannot move freely | Solid properties |
Water in the solid phase | Ice |
Energy in the form of heat | Thermal energy |
rapid change from liquid to gas | Vaperation |
Change from gas to liquid | condensation |
Change from solid to gas | sublimation |
Slow change from liquid to gas | evaperation |
Change from gas to solid | deposition |