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12 Cards in this Set
- Front
- Back
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Ion
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charged particle that has iether more or fewer electrons than protons
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atom
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the smallest unit in an element
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molecule
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the smallest unit in a compound
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mass
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the ammount of matter in an object
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electrons
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the particles surrounding an atom, charged negitiveley
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friction
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the force that opposes a sliding object
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metalloid
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object that shares propertys with metals and nonmetals
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momentum
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mass times velosity
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accelleration
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rate of change of velocity
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balanced forces
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forces that combine to give an object a net force of zero
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atomic number
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number of protons in an atoms nucleus
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chemical property
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flammibillity, and others things that help an object to change
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