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7 Cards in this Set
- Front
- Back
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matter
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anything that has mass and takes up space, including air.
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atom
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a small particle that makes up most types of matter.
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law of conservation of matter
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states that matter is neither created nor destroyed - it only changes form.
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electrons
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the invisible negatively charged particle located in a cloudlike formation that surrounds the nucleus of an atom.
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nucleus
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positively charged central part of an atom.
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protons
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positively charged particle located in the nucleus of an atom and that is counted to identify the atomic number.
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neutron
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an uncharged particle located in the nucleus of an atom.
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