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Chapter 3 Vocabulary

QuestionAnswer
states of matter the physical forms of matter, which include solid, liquid, and gas
solid the state of matter in which the volume and shape of a substance are fixed
liquid the state of matter that has a definite volume but not a definite shape
surface tension the force that acts on the surface of a liquid and that tends to minimize the area of the surface
viscosity the resistance of a gas or liquid to flow
gas a force of matter that does not have a definite volume or shape
temperature a measure of how hot (or cold) something is; specifically, a measure of the movement of particles
volume a measure of the size of a body or region in three-dimensional space
pressure the amount of force exerted per unit area of a surface
Boyle's law the law that states that the volume of a gas is inversely proportional to the pressure of a gas when temperature is constant
Charle's law the law that states that the volume of a gas is directly proportional to the temperature of a gas when pressure is constant
change of state the change of a substance from one physical state to another
melting the change of state in which a solid becomes a liquid by adding energy
evaporation the change of a substance from a liquid to a gas
boiling the conversion of a liquid to a vapor when the vapor pressure of the liquid equals the atmospheric pressure
condensation the change of state from a gas to a liquid
sublimation the process in which a solid changes directly into a gas
Created by: Preud10
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