Scientific Variables

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What is a dependent variable?

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The dependent variable is what the scientist measures 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 changed or manipulated by the scientist in an experiment.

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What is a constant/control in an experiment?

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Constants or controls are the factors that do not change during an experiment. They remain the same to ensure a fair test.

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What is a hypothesis?

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A hypothesis is a possible explanation for a problem or a prediction that can be tested through experimentation.

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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 variables and observing the effects.

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What is data in scientific research?

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Data is the information collected during an experiment, which can be quantitative (numbers) or qualitative (descriptions).

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What is the scientific method?

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The scientific method is a systematic process used for scientific investigation, including observation, hypothesis formulation, experimentation, and conclusion.

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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 experiment?

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An experiment is a controlled procedure carried out to discover, test, or demonstrate a fact or principle.

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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.