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Vocab_3.3_JKH

Vocabulary for 3.3 Phase Changes

QuestionAnswer
phase change the reversible physical change that occurs when a substance changes from one state of matter to another
endothermic a change in which the system absorbs energy from its surroundings
heat of fusion the amount of energy absorbed to change a substance from a solid to a liquid
exothermic a change in which the system releases energy into its surroundings
vaporization the phase change in which a substance changes from a liquid to a gas
heat of vaporization the amount of energy absorbed to change a substance from a liquid to a gas
evaporation the process that changes a substance from a liquid to a gas at temperatures below the substance's boiling point
vapor pressure the pressure caused by the collisions of water vapor and a container
condensation the phase change in which a substance changes from a gas or vapor to a liquid
sublimation the phase change in which a substance changes from a solid to a gas or vapor without changing to a liquid first
deposition the phase change in which a substance changes from a gas or vapor to a solid without changing to a liquid first
Created by: jkhansen414
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