Matter Flashcards

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Matter

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Anything that has mass and takes up space.

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Atom

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The smallest unit of matter that still has the properties of an element.

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Element

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A pure substance made of only one kind of atom.

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Compound

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A substance made when two or more different elements bond together.

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Mixture

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A combination of two or more substances that are physically blended, not chemically bonded.

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Physical Change

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A change in the form or state of matter without creating a new substance.

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Chemical Change

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A change that creates a new substance with different properties.

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Density

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The amount of mass in a given volume (how tightly matter is packed).