Scientific Method Review

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What is the scientific method?

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A series of steps used by scientists to solve a problem or answer a question.

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What must be done for the results of an experiment to be considered valid?

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The experiment must be repeated numerous times and the same results are obtained.

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What is the purpose of a controlled experiment?

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To allow a scientist to isolate and test a single variable.

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What do you call the data obtained from an experiment?

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Results.

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What often involves testing a hypothesis?

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An experiment.

Front

What is a hypothesis?

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A testable prediction about the relationship between variables.

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What is the difference between independent and dependent variables?

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The independent variable is manipulated by the scientist, while the dependent variable is measured in response.

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What is a control group?

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A group in an experiment that does not receive the experimental treatment, used for comparison.

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Why is it important to repeat experiments?

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To ensure reliability and validity of the results.

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What is qualitative data?

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Data that describes characteristics or qualities, often collected through observations.