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CH.3

VOCAB

QuestionAnswer
Solid the state of matter in wich materials have a definate shape and a definate volume
liguid the state of matter in wich a materials has a definate volume and a definate shape
gas is the state of matter in wich a material has neither a definate shape nor definate volume
kinetic energy is the energy an object has due to its motion
phase change is the reversable physical change that occurs when a substance changes from one state of matter to another
endothermic the system absorbed energy from its surroundings
heat of fusion the amount of energy absorbed in a substance
exothermic it releases its energy from its surrounding
vaporization the phase change in wich a substance changes from liquid to gas
heat of vaporization one gram of water gains 2261 joules of energy when it vaporizes
evaporation is the process that changes a substance from liguid to a gas temperature below boiling point
vapor pressure the pressure caused by the collosion of this vapor and the walls of its container
condensation is the phase change in wich a substance changes from gas or vapor to liquid
sublimation is the phase change in wich a substance changes from solid to gas
deposition when gas changes to solid without changing to liquid first
Created by: chuckiiT
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