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ch. 3 vocab

all vocab

TermDefinition
solid state of matter when a material has a definite size and shape
liquid state of matter when a material has a definite volume but no definite shape
gas state of matter when a material has no shape or volume
kenetic energy energy in motion
pressure force distributed over an area
absolute zero temperature of 0 kelvin
charles law volume of a gas is proportional if its temperature in kelvins if the pressure and number of particles in the gas are constant
boyleks law volume of a gas if inversely proportional to its pressure amd the numbers of particles are constant
phase change reversible physical change
endothermic absorbs energy from its surroundings
heat of fusion amount of energy absorbed by a substance
exothermic substance releases energy to the surrounding
vaporization change from liquid to gas
heat of vaporization energy it takes to vaporize
evaporation change a substance from liquid to gas below the boiling point
vapor pressure pressure caused by collisions of particles
condensation substance changes from vapor or gas to liquid
sublimation change from solid to a gas or vapor
deposition when a gas or vapor turns directly into a solid
Created by: charles.wiley