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Solid The state of matter in which materials have a definite shape and a definit volume.
liquid State of matter in which a material has a drfinite volume but not a definite shape.
gas The state of matter in which a materil has neither a definite shape nor a definite volume.
kinetic energy The energy an object has due to its motion.
phase change The reversible physical change that occurs when a subtance changes from one state of matter to another.
Edothermic The system absorbs energy from its surroundings.
Heat of fusion Is another term for melting.
Exothermic The system releases energy to its surroundings.
vaporization The phases change in which a substance changes from a liquid into a gas.
Heat of vaporization Varies from substance to substance.
Evaporization The process that changes a substance from a liquid to a gas at tempuratures below the substances boiling point.
Created by: rosapollard