Midterm Review: Scientific Method

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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 hypothesis?

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A testable prediction about the relationship between variables.

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What is an independent variable?

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The variable 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?

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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 qualitative data?

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Data that describes qualities or characteristics, often observed but not measured numerically.

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What is quantitative data?

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Data that can be measured and expressed numerically, such as height, weight, or temperature.

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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 as a benchmark to measure how the other tested subjects do.

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What is an experiment?

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A scientific procedure undertaken to test a hypothesis by collecting data under controlled conditions.

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What is a conclusion in the scientific method?

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A summary of the results of an experiment, stating whether the hypothesis was supported or refuted.

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What is the purpose of a graph in scientific research?

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To visually represent data, making it easier to identify trends, patterns, and relationships.