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| occurs when a scientist expectations change how the results of an experiment are viewed. |
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| an experiment, a variable that does not change when other variables change. |
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| standard used for comparsion of test results in an experiment. |
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| mass per unit volume of a material |
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| factor that changes as a result of changes in the other variable |
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| organized procedure for testing a hypothesis |
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| visual display of information |
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| educated guess using what you observed. |
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| factor that, as it changes, affects the measure of another variable |
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| amount of matter in an object |
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| used to represent an idea |
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| improved universally accpected verison of the metric system |
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| statement about what happens in nature that seems to be true all the time |
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| organized set of investigation procedures that can include stating a problem |
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| exact, agreed upon quantity used for comparison |
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| application of science to help people |
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| explanation of things or events based on knowledge. |
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| factor that can cause a change in the results of an experiment |
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| amount of space occupied by an object |
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