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21 Cards in this Set
- Front
- Back
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state of matter
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the physical form in which a substance can exist
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matter
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anything that has both volume and mass
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volume
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the amount of space taken up, or occupied by an object
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mass
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the amount of matter in an object
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weight
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a measure of the force of gravity on the mass of an object
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solid
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the state of matter that has a definite volume and a definite shape. the particles are very close together
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atom
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the building block of matter
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liquid
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the state of matter that has a definite volume but takes the shape of its container. the particles are not as close together and they can slide past one another
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gas
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the state of matter that has no definite volume or a definite shape. the particles are very far apart.
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change of state
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the change of a substance from one physical form to another
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energy
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the ability to do work
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melting point
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the temperature at which a solid turns into a liquid
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freezing point
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the temperature at which a liquid turns into a solid
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boiling point
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the temperature at which a liquid turns into a gas
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condensation
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the change of state from a gas to a liquid
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the three states of matter
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solid, liquid, and gas
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physical properties
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the characteristics of a substance that can be measured without changing the substance
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evaporation
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the changing of a liquid into a gas
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reactivity
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the ability of a substance to react chemically
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combustibility
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the ability of a substance to burn
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solubility
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the ability of a substance to dissolve
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