Vocabulary #3: Variables

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Independent variable

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It also called the manipulated variable

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Dependent variable

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It is also called the responding variable.

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Variable

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A factor or condition that can be changed in an experiment.

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Controlled experiment

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An experiment in which only one variable is changed at a time to isolate the effect of that variable.

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Control

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A standard of comparison for checking or verifying the results of an experiment.

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Dependent variable

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The factor that changes as a result of the independent variable.

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Independent variable

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The one factor that the scientist changes in an experiment.