Physical Science vocabulary

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Physical Science

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The study of nonliving things and the natural world, focusing on matter.

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Matter

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Anything that has mass and takes up space.

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Solid

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State of matter whose particles are tightly packed and have a definite shape.

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Liquid

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State of matter whose particles are not held together tightly, has no definite shape, and are attracted to one another.

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Gas

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State of matter whose particles have no attraction to one another, has no definite shape, and moves in all directions.

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Element

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A substance that cannot be broken down into a simpler substance.

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Properties

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Characteristics of a substance that describe how it behaves and how it can be identified.

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Physical Properties

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Characteristics of a substance that can be observed without changing the substance into something else.

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Density

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The measure of how tightly packed together a substance is.

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Volume

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The amount of space an object takes up.