Experimental Design

Front

What is a dependent variable in an experiment?

Back

The factor that is measured for change in an experiment.

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What are constants in an experiment?

Back

The parts of the experiment that must be kept the same.

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What is an experimental group?

Back

The part of the experiment that contains the independent variable.

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What is a qualitative assessment?

Back

An assessment based on qualities or characteristics, such as 'He is strong.'

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What is a hypothesis?

Back

A testable statement predicting the relationship between variables, e.g., 'If plants receive more water, the number of leaves will increase.'

Front

What is an independent variable?

Back

The factor that is changed or manipulated in an experiment.

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What is a control group?

Back

The group in an experiment that does not receive the experimental treatment and is used for comparison.

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What is the purpose of a hypothesis in an experiment?

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To provide a testable prediction about the outcome of the experiment.

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What is the difference between qualitative and quantitative data?

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Qualitative data describes qualities (e.g., color, texture), while quantitative data involves numbers and measurements.

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What is the scientific method?

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A systematic process for conducting experiments and making observations to answer questions.