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, and analysis.

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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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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 first step of the scientific method?

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Make an observation and ask a question about it.

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What is the purpose of a control group in an experiment?

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To provide a standard for comparison against the experimental group.

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How do you calculate the range of a data set?

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Subtract the smallest number from the largest number in the set.

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What is a good hypothesis for the question, 'Does studying with friends improve test scores?'

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If students study with friends, then their test scores will improve.

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What is the importance of repeating experiments?

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To ensure that results are consistent and reliable.

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What is qualitative data?

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Data that describes qualities or characteristics, often collected through observations.