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| A science that studies the composition of substances and the way they interact with other substances |
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| A substance used in or produced by a chemical process |
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| A procedure that tests the validity of a hypothesis |
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| Unverified explanation of a natural phenomenon |
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| Information determined by noting and recording a natural phenomenon |
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| The process of making observations, proposing a hypothesis, testing the hypothesis, and developing a theory that explains a natural event |
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| A particular kind of matter that has the same composition and properties wherever it is found |
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| An explanation of an observation that has been validated by experiments that support a hypothesis |
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