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13 Cards in this Set
- Front
- Back
Change of state |
The change of a substance from one physical state to another |
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Melting |
The change of a state in which a solid becomes a liquid by adding energy |
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Melting point |
The tempature at which a substance changes from a solid to a liquid |
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Endothermic |
A change of state in which energy is gained |
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Freezing |
The change of state in which a liquid becomes a solid by removing energy |
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Freezing point |
The tempatureat which a liquid changes into a solid is the liquids freezing point |
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Exothermic |
A change of state in which energy is removed |
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Evaporation |
The change of a substance from a liquid to a gas |
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Boiling |
The conversion of a liquid to a gas when the gas pressure of the liquid equals the atmosperic pressure |
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Boiling point |
The tempature at which a liquid boils |
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Vapor pressure |
Pressure inside the bubbles of a boiling liquid |
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Condensation |
The change from a gas to a liquid |
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Sublimation |
The prosecess in which a solid changes directly into a gas |