Scientific Investigation Review

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What is an independent variable in an experiment?

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The independent variable is the factor that is changed or controlled in a scientific experiment to test its effects on the dependent variable.

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What is a dependent variable in an experiment?

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The dependent variable is the factor that is measured or observed in an experiment, which is affected by changes in the independent variable.

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What is a controlled variable?

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A controlled variable is a factor that is kept constant throughout an experiment to ensure that the results are valid.

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What is the purpose of a hypothesis in scientific investigation?

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A hypothesis is a testable prediction about the relationship between the independent and dependent variables.

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What is the scientific method?

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The scientific method is a systematic process used for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.

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What is a conclusion in scientific investigation?

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A conclusion is a summary of the results of an experiment, explaining whether the hypothesis was supported or not.

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What is the importance of replicating experiments?

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Replicating experiments is important to verify results and ensure that findings are reliable and not due to chance.

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What is a variable in an experiment?

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A variable is any factor, trait, or condition that can exist in differing amounts or types in an experiment.

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What is the difference between qualitative and quantitative data?

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Qualitative data describes characteristics or qualities, while quantitative data involves numerical measurements.

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What is an experimental group?

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An experimental group is the group in an experiment that receives the treatment or condition being tested.