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ch.16 vocab

TermDefinition
Kinetic thoeory is an explanation of how particles in matter behave.
melting point the temperature at which a solid begins to liquefy.
heat of fusion The amount of energy required to change a substance from the solid phase to the liquid phase at its melting point.
boiling point the temperature at which liquid boils.
heat of vaporization is the amount of energy required for the liquid at its boiling point to become gas.
diffusion is the spreading of particles throughout a given volume until they are uniformly distributed.
plasma is matter consisting of positively and negatively charged particles.
thermal expansion is an increase in the size of a substance when the temperature is increased.
buoyancy is the ability of a fluid,liquid, or gas to exert an upward force on an object immersed in it.
pressure the force exerted per unit area.
viscosity the resistance to flow by a fluid.
pascal the unit used to measure pressure.
Created by: anthonyrouse123
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