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science chapter 3

states of matter

QuestionAnswer
solid a state of matter that has definite shape and a definite volume
crystalline solid a solid that is made up of crystals in which particles are arranged in a regular repeating pattern
amorphous solid a solid made up as particles that are not arranged in a regular pattern
liquid a state of matter that has no definite shape but has a definite volume
fluid a substance that can easily flow
surface tension the result of a inward pull among the molecules on the surface closer together
viscosity a liquid's resistance to flowing
gas a state of matter with no definite shape or volume
melting the change from solid to liquid state of matter
melting point a temp. at which a substance changes from a solid to a liquid
freezing the change from a liquid to a solid state of matter
vaporization the change of state from a liquid to a gas
evaporation the process that occurs when vaporization takes place only of the surface of a liquid
boiling the process that occurs when vaporization takes places inside a liquid as well as on the surface
boiling point the temp. at which the substance changes from a liquid to a gas
condensation the change from the gaseous to the liquid state of matter
sublimation the change in state from a solid directly to a gas without passing through the liquid state.
Created by: 088103