Controlled Experiments Vocab ENG ***

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Dependent variable

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the factor the scientist observes and measures to see how it is affected.

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Independent variable

Back

the factor in an experiment that is purposely changed to see its effect.

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Experimental group

Back

the focus of the experiment that includes the independent variable.

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Control group

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used for comparison and does not include the independent variable.

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Observation

Back

information obtained through the five senses.

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Hypothesis

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what the scientist thinks may result from an experiment (If --> then).

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Theory

Back

a scientist’s explanation based on experimental data, peer review, and research.

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Variable

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any factor that can change in an experiment.

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Data

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information collected during an experiment.

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Conclusion

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a summary of the results of an experiment and whether the hypothesis was supported.