Scientific Method

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What is the scientific method?

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A systematic process used for scientific investigation, involving observation, hypothesis formulation, experimentation, and conclusion.

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What is an independent variable?

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The variable being tested or changed by the scientist, also known as the manipulated variable.

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How many independent variables should we change when conducting an experiment?

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1

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What is a dependent variable?

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The variable that the scientist is measuring or observing, also known as the responding variable.

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What is a controlled variable?

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The variables that the scientist keeps constant, which allows them to attribute the results to the independent variable alone.

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What is the purpose of a hypothesis?

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

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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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A procedure carried out to test a hypothesis, involving manipulation of variables.

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What is a control group?

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

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What is the importance of repetition in experiments?

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Repetition helps to ensure that results are reliable and not due to chance.