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Science Vocab #2

TermDefinition
solid a state of matter that has a definite shape and a definite volume
liquid a state of matter that has no definite shape but has a definite volume
gas a state of matter that has no definite shape or volume
crystalline solid a solid that is made up of crystals in which particles are arranged in a regular, repeating pattern
fluid a substance that can flow
amorphous solid a solid made up of particles that are not arranged in a regular pattern
surface tention the result of an inward pull among the molecules of liquid that brings the molecules on the surface closer together; causes the surface to at like a thin skin
melting the change in state from solid to liquid
vaporization the change in state from a liquid to gas
boiling point the temperature at which a substance changes from a liquid to gas; the same temperature as the condensation point
melting point the temperature at which a substance changes from a solid to a liquid; the same temperature as the freezing point
evaporation the process that occurs when vaporization takes place only on the surface of a liquid
condensation the change of state from gas to a liquid
freezing the change in state from a liquid to a solid
boiling the process that occurs when vaporization takes place inside a liquid as well as on top
sublimation the change in state from a solid to a gas without passing through a liquid state
pressure the force on a surface divided by the area of that surface
Boyle's Law a principle that describes the relationship between the pressure and the volume of a gas at a constant temperature
Charles' Law a principle that describes the relationship between the temperature and volume of gas at a constant pressure
Created by: mercerchiefs98