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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 are controlled variables in an experiment?

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Variables that are kept constant to ensure that the test results are valid.

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What is qualitative data?

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Data that involves descriptions and characteristics that cannot be counted or measured.

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What is quantitative data?

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Data that can be counted or measured, often represented in numbers.

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What is a hypothesis?

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A testable prediction about the relationship between variables.

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What is an experiment?

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A procedure carried out to test a hypothesis.

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What is an observation?

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The act of noting and recording something with instruments or senses.

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What is an inference?

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A conclusion drawn from observations, not a direct observation itself.

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What is the difference between an observation and an inference?

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An observation is a direct statement based on what is seen or measured, while an inference is a conclusion based on those observations.

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

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To provide a baseline for comparison against the experimental group.