Scientific Methods Review

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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 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 or observed in an experiment, which is affected by the independent variable.

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What does extrapolation mean?

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To make a prediction about future data points based on the trend of existing data.

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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 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 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.

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What is the x-axis in a graph?

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The horizontal line on a graph, typically representing the independent variable.

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What is the y-axis in a graph?

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The vertical line on a graph, typically representing the dependent variable.

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What is a conclusion in scientific research?

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