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What can be thought of as the study of what substances are made of and how one substance can be be changed in to another |
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A metric unit called the --- is used to measure an objects mass |
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what is a measure of the pull of gravity of an object |
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anything that takes up space and has mass |
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all matter is composed of tiny particles called |
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in the center of an atom is a tiny extremely dense core called the... |
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nucleus swarms from one to over a hundred tiny particles called |
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these fast moving electrons are commonly described as an |
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the nucleus of an atom is a cluster of separate particles |
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what is a measure of the pull of gravity of an object |
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