Scientific Method and Variables

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What is the Scientific Method?

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A systematic process used for scientific investigation, involving observation, hypothesis formulation, experimentation, and conclusion.

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What is a dependent variable?

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The variable that is measured in an experiment; it responds to 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 a constant/control in an experiment?

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Things that do not change in an experiment; they remain the same to ensure a fair test.

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What is a hypothesis?

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A testable prediction about the relationship between two or more variables.

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What is the purpose of a control group?

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To provide a baseline for comparison against the experimental group, helping to isolate the effects of the independent variable.

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What is an experiment?

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A procedure carried out to support, refute, or validate a hypothesis.

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What is data in scientific research?

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Information collected during an experiment, which can be qualitative (descriptive) or quantitative (numerical).

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What is a conclusion in the scientific method?

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

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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 numbers and measurements.