Identification of Variables

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What is a dependent variable?

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The dependent variable is the factor that is measured or observed in an experiment. It changes in response to the independent variable.

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What is an independent variable?

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

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What is a control variable?

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Control variables are factors that are kept constant throughout an experiment to ensure that the results are due 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 the first step in the scientific method?

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The first step in the scientific method is to identify a question or problem that needs to be investigated.

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What is the purpose of an experiment?

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The purpose of an experiment is to test a hypothesis by manipulating one variable and observing the effect on another.

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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 example of a scientific question?

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An example of a scientific question is: 'How does the amount of sunlight affect plant growth?'

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What is the role of a conclusion in an experiment?

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The conclusion summarizes the results of the experiment and determines whether the hypothesis was supported or not.

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What is a variable in an experiment?

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A variable is any factor that can change in an experiment, affecting the outcome.