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SOLID

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Firm and stable in shape; not liquid or fluid.

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LIQUID

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A substance that flows freely and takes the shape of its container.

Front

MATTER

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Anything that has weight and takes up space as a solid, liquid, or gas.

Front

PARTICLE

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An extremely small constituent of matter, as an atom or nucleus.

Front

RIGID BODY

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A body that does not deform or change shape.

Front

GAS

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Is a substance that is in a gaseous, or vaporous state.