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 formation, experimentation, data collection, 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 and affected in an experiment, responding to changes in the independent variable.

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Where do you place the independent variable on a graph?

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On the x-axis.

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What are observations in an experiment called?

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Data.

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What is the purpose of a hypothesis?

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To provide a testable prediction or explanation for a phenomenon.

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What is the final step in the scientific method?

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Write a conclusion about your results.

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How do you find the range of a set of data?

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The biggest number minus the smallest number in the group.

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What is a scatterplot?

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A graph that uses dots to represent the values obtained for two different variables - one plotted along the x-axis and the other along the y-axis.

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What does a positive relationship in a scatterplot indicate?

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As one variable increases, the other variable also increases.