Ch. 1 Scientific Method & The Science of Biology

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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 experiment?

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A procedure carried out to test a hypothesis.

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What is quantitative data?

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Data that can be measured and expressed numerically.

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What is qualitative data?

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Data that describes qualities or characteristics and is not numerical.

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What is a variable in an experiment?

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Any factor that can change in an experiment.

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What is a controlled variable?

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A variable that is kept constant to ensure a fair test.

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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.

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What is the difference between an independent variable and a dependent variable?

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The independent variable is manipulated by the researcher, while the dependent variable is measured in response.

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What is data in the context of an experiment?

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Information collected during an experiment, often organized into charts and graphs.