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14 Cards in this Set
- Front
- Back
change of state |
change of a substance from one physical state to another |
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melting |
a state in which a solid becomes a liquid |
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evaperation |
a substance from a liquid to a gas |
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melting point |
solids tempature at which it becomes a liquid |
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endothermic |
state at which energy is gained |
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freezing |
liquid becomes a solid by removing energy |
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freezing point |
liquids temperture at which it freezes |
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exothermic |
change of state at which energy is removed |
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evaperation |
change of substance from a liquid to a gas |
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boiling |
conversion from a liquid to a vapor (gas) when the vapor pressure of the liquid equals the atmospheric pressure |
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boiling point |
temp at which the liquid boils |
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vapor pressure |
pressure inside the bubbles of a boiling liquid |
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condensation |
change of state from gas to liquid |
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sublimation |
process in which a solid changes directly into a gas |