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Vocabulary Words

QuestionAnswer
Solid- the state of matter in which materials have a definite shape and a definite volume.
Liquid- the state of matter in which a material has a definite volume but not a definite shape.
Gas- the state of matter in which a material has neither a definite shape or volume.
Kinetic Energy- the energy an object has due to its motion.
Phase Change- reversable physical change that occurs when a substance changes its phase
Endothermic- a change that absorbs energy from its surroundings
Heat of Fusion- the amount of energy absorbed
Exothermic- a change that releases energy
Vaporization- the phase change in which a substance changes from a liquid into a gas
Heat of Vaporization the amount of energy taken in during vaporization
Evaporation- the process that changes a substance from a liquid to a gas at temperatures below the substances boiling point
Vapor Pressure- pressure caused by collisions of vapor and glass
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- when a gas or vapor changes directly into a solid without first changing to a liquid
Created by: bubblez137
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