Scientific Method and Characteristics of Life Review

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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 that is changed or controlled in a scientific experiment to test its effects on the dependent variable.

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What is a dependent variable?

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The variable that is measured or observed in an experiment, which is affected by the independent variable.

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What is homeostasis?

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The ability of an organism to maintain a stable internal environment despite changes in external conditions.

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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, ensuring that the results are due to the independent variable.

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What is a hypothesis?

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A testable prediction about the relationship between two or more variables.

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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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Why are graphs used in scientific reports?

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Graphs visually represent data, making it easier to identify trends, patterns, and relationships.

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What is the significance of the results section in a lab report?

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It presents the data collected during the experiment and summarizes the findings.

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What does it mean to respond to stimuli?

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The ability of an organism to react to changes in its environment.