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20 Cards in this Set
- Front
- Back
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a scientific guess to explain an occurrence |
hypothesis |
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an explanation of natural phenomenon that is backed by scientific evidence |
theory |
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anything that occupies space and has kass |
matter |
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substances that cannot be broken down by ordinary means |
elements |
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educated guess |
hypothesis |
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an experiment that contains only one experimental variable |
controlled experiment |
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the thing being testef |
independent variable |
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the things in the experiment that MUST be the same |
constants |
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the data that is observed and measured as a result of the independent variable |
dependent variable |
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bond where opposites attract |
ionic |
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when a substance has a slight charge |
polar |
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the genetic code for all living things |
dna |
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the action/ability of water to climb up the roots of a tree |
capillary action |
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speed up chemical reactions |
enzymes |
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means large |
macro |
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particles found orbiting there nucleus of an atom |
electrons |
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the sugar from which we get energy |
glucose |
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strongest bonds where electrons are shared |
covalent |
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a reasonable explanation for a series of effects |
theory |
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positively charged particles |
protons |
