Unit 1 review_Dodsworth

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What is an independent (manipulated) variable?

Back

The variable that is changed or controlled in a scientific experiment to test its effects on the dependent variable.

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What does it mean to be precise in scientific measurements?

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Being precise means obtaining consistent results across multiple attempts or measurements.

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What is a hypothesis?

Back

A hypothesis is a testable prediction about the relationship between two or more variables.

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What is the purpose of the scientific method?

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To solve problems by creating experiments and systematically testing hypotheses.

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What is a control variable?

Back

A control variable is a factor that is kept constant during an experiment to ensure that the results are valid.

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What is the first step of the scientific method?

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Recognizing a problem or asking a question based on observations.

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What does it mean to test a hypothesis?

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To conduct an experiment to determine if the hypothesis is supported or refuted by the data.

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What is the conclusion in a scientific experiment?

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The conclusion is a summary of the results of the experiment and whether the hypothesis was supported.

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

Back

The independent variable is manipulated by the researcher, while the dependent variable is measured to see how it is affected.

Front

What is an experiment?

Back

An experiment is a procedure carried out to test a hypothesis and gather data.