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PhysicalScience3

QuestionAnswer
States of Matter The physical forms in which a substance can exist; states include solid, liquid, gas, and plasma
Solid The state in which matter has a definite shape and volume
Liquid State in which matter takes the shape of its container and has definite volume
Gas State in which matter changes in both shape and volume
Pressure The amount of force exerted on a given area; expressed in pascals
Boyle's Law Law that states that for a fixed amount of gas at a constant temperature, the volume of a gas increases as its pressure decreases
Charles's Law Law that states that for a fixed amount of gas at a constant pressure, the volume of a gas increases as its temperature increases
Plasma State of matter that doesn't have a definite shape or volume and whose particles habe broken apart; plasma is composed of electrons and positively charged ions
Change of State The conversion of a substance from one physical form to another
Melting The change of state from a solid to a liquid
Freezing The change of state from liquid to solid
Vaporization The change of state from a liqiud to a gas; includes boiling and evaporation
Boiling Vaporization that occurs throughout a liquid
Evaporation Vaporization that occurs at the surface of a liquid below it's boling point
Condensation The change of state from a gas to a liquid
Sublimination The change of state from a solid directly into a gas
Created by: coachrj
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