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Science vocab #2

Science Vocabulary List #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 of volume.
Crystalline Solid A solid that is made up of crystals in which particles are arranged in a regular, repeating pattern.
Fluid An substance that can flow.
Amorphous solid A solid made up of particles that are not arranged in a regular pattern.
Surface tension The result of an inward pull among the molecules of liquid that brings the molecules on the surface closer together, causes the surface to act like a thin skin.
Melting The change in state from solid to a liquid.
Vaporization The change in state from a liquid to a gas.
Boiling point The temperature at which a substance changes from a liquid to a 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 a gas to a liquid.
Freezing The change of 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 directly to a gas without passing through a liquid state.
Pressure The force pushing 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 a gas at a constant pressure.
Created by: Pgmpanda