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Vocab chpt6 sect3
three forms in which matter exists, solid,liquid,gas
change of state
physical change of matter from one state to another
change from solid to liquid form of matter
temp at whichsubstance melts
change from liquuid to solid form of matter
temp at which a substance freezes
change from liquid to gaseous form of matter
vaporization that occurs at the surface of a liquid
vaporization that occurs on and below the surface of an object
temp at which a liquid substance boils
change from gas to liquid form of matter
expansion of matter when it is heated
device that regulates temperature
a strip made of 2 different metals that expand at different rates, in thermostats