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15 Cards in this Set
- Front
- Back
to shrink, when the temperature of a substance decreases, its particles slow down and move closer together
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CONTRACTION
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to spread out, when heat is applied to a substance its particles begin to move more rapidly and spread out as they get hotter
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EXPANSION
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the gradual change of a liquid into a gas
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EVAPORATION
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the rapid change of a liquid into a gas that occurs when heat is added
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BOILING
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retain their shape
volume does not change, regardless of the container it is placed in not fluid many form crystals |
SOLIDS
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take on the shape of their container
have a definite volume – they settle to the bottom of the container fluid |
LIQUIDS
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do not have a fixed volume – the volume is determined by the container
fluid |
GAS
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the changing of a gas into a liquid
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CONDENSATION
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the temperature for a specific substance at which it changes from a liquid to a solid
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FREEZING POINT
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the temperature for a specific substance at which it changes from a liquid to a gas
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BOILING POINT
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the temperature for a specific substance at which it changes from a solid to a liquid
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MELTING POINT
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molecules arranged in organized patterns
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SOLID
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when heat is added to a solid the molecules vibrate faster and spread apart, resulting in a __________
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LIQUID
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When even more heat is added the molecules continue to speed up and move further apart, resulting in a ____________
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GAS
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The three states of matter
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SOLID, LIQUID, AND GAS
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