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CH 3 States of Matter
VOCABulary
16
Science
8th Grade
11/26/2012

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Term
States Of Matter
Definition
the physical forms in which a substance can exist
Term
Solid
Definition
the state in which matter has a definite shape and volume
Term
Liquid
Definition
the state in which matter takes the shape of its container and has a definite volume
Term
Gas
Definition
the state in which matter changes in both shape and volume
Term
Pressure
Definition
the amount of force exerted on a given area
Term
Boyle's Law
Definition
The law that states that for a fixed amount of gas at a constant temperature,, the volume of a gas increases as its pressure decreases
Term
Charle's Law
Definition
the law that states that for a fixed amount of gas at a constant pressure,, the volume of a gas increases as its temperature increases
Term
Plasma
Definition
the state of matter that doesn't have a definite shape or volume and whose particles have broken apart
Term
Change of State
Definition
conversion of a substance from one physical form to another
Term
Melting
Definition
the change of state from a solid to a liquid
Term
Freezing
Definition
change of state from a liquid to a solid
Term
Vaporizing
Definition
change of state from a liquid to a gas
Term
Boiling
Definition
vaporization that occurs throughout a liquid
Term
Evaporation
Definition
vaporization that occurs at the surface of a liquid below its boiling point
Term
Condensation
Definition
change of state from a gas to a liquid
Term
Sublimation
Definition
change of state from a solid directly into a gas
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