CATEGORY 2 SCIENCE

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What is a variable in an experiment?

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A variable is any factor, trait, or condition that can exist in differing amounts or types in an experiment.

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What is the purpose of a control in an experiment?

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A control is used to provide a standard for comparison and to ensure that the results are due to the variable being tested.

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What does it mean to test one variable at a time?

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Testing one variable at a time means changing only one factor in an experiment to see how it affects the outcome.

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What is a hypothesis?

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A hypothesis is a proposed explanation for a phenomenon, which can be tested through experimentation.

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What is the scientific method?

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The scientific method is a systematic process for investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.

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What is data in the context of an experiment?

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Data refers to the information collected during an experiment, which can be analyzed to draw conclusions.

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What is a conclusion in scientific research?

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

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What is the difference between qualitative and quantitative data?

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Qualitative data describes characteristics or qualities, while quantitative data involves numbers and measurements.

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What is an independent variable?

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An independent variable is the factor that is changed or controlled in an experiment to test its effects on the dependent variable.

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What is a dependent variable?

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A dependent variable is the factor that is measured or observed in an experiment, which is affected by the independent variable.