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10 Cards in this Set
- Front
- Back
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Accuracy
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refers to how close a measured value is to an accepted value
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precision
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refers to how close a series of measurements are to one another
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Significant figures
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they include all known digits plus one estimated digit
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Scientific notation
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can be used to express any number as a number between 0 and 10 multiplied by 10 raised to a power
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how do you multiply scientific notation?
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multiply coefficients and add exponents
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Scientific method
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a systematic approach used in scientific study. It is an organized process used by scientists to do research and it provides a method for scientists to verify the work of others
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What are the types of observations?
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quantitative data (numbers) and qualitative data (characteristics)
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Hypothesis
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a tentative explanation for what has been observed (if..then statement)
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Experiment
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a set of controlled observations that test the hypothesis
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Constant
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a factor that is not allowed to change during an experiment
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