Sci Method Practice

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What is the independent variable in an experiment?

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

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What is the dependent variable in an experiment?

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

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What does it mean to keep a variable constant in an experiment?

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Keeping a variable constant means that it is not changed throughout the experiment, ensuring that any observed effects can be attributed to the independent variable.

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What is a hypothesis?

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

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What is a theory in scientific terms?

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A theory is a comprehensive explanation of many facts and observations that has been repeatedly supported by evidence.

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What is an observation in the scientific method?

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An observation is the act of noting and recording something with instruments or through the senses.

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

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A control group is used as a standard of comparison to evaluate the effect of the independent variable.

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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 numerical measurements.

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What is an experiment?

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An experiment is a structured procedure carried out to investigate a hypothesis by testing the effects of one or more independent variables.

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What is a variable in the context of scientific experiments?

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