Scientific Method and Variables

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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 dependent variable?

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

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What is an independent variable?

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The variable that is changed or controlled in an experiment to test its effects on the dependent variable.

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What is an observation?

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Using your senses to notice what is going on around you.

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What is data in the context of an experiment?

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The information you collect while doing your experiment.

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Why is a well-defined experimental design important?

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To provide a clear and structured approach to testing the hypothesis.

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What is a hypothesis?

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A proposed explanation for a phenomenon, which can be tested through experimentation.

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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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What is a variable in an experiment?

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Any factor, trait, or condition that can exist in differing amounts or types.

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What is the purpose of a conclusion in scientific research?

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To summarize the results of the experiment and determine whether the hypothesis was supported.