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 is a hypothesis?

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A possible explanation to a problem that has not yet been tested.

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What is an independent variable?

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The variable in an experiment that is deliberately changed by the scientist.

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What is a dependent variable?

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The variable that is measured or observed in an experiment.

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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 and is used for comparison.

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What is a conclusion in scientific research?

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The summary at the end of an experiment that explains the results.

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What is quantitative data?

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Data that can be measured and expressed numerically.

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What is qualitative data?

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Data that describes characteristics or qualities and cannot be measured numerically.

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What is the difference between a theory and a hypothesis?

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A theory is a well-substantiated explanation of an aspect of the natural world, while a hypothesis is a testable prediction.

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What is data collection?

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The process of gathering and measuring information on variables of interest.