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12 Cards in this Set
- Front
- Back
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protrons
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The positive + charge: in nucleus
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matter
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has mass and takes up space
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mass
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amount of matter in an object
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volume
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amount of space taken up by an object
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atom
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smallest particle of matter
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molecule
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2 or more atoms joined together
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nucleus
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center of an atom with protons and neutrons
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protons
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positive (+) charge; in nucleus
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electrons
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negative (-) charge
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solid
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has its own shape and volume; rigid
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liquid
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has its own volume; not its own shape, can flow or pour
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gases
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no shape, no volume; expands to fill up space
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