Scientific Method, Theory and Law T2 2425

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What is the Scientific Method?

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A systematic way of learning about the world through observation, experimentation, and analysis.

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What is a Theory in science?

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A well-substantiated explanation of an aspect of the natural world that is based on a body of evidence.

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What is a Law in science?

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A statement that describes an observable phenomenon or a relationship in nature that is always true under the same conditions.

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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 in an experiment; it is affected by changes in the independent variable.

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Why do theories change?

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Theories change because new technology improves our ability to observe the natural world and refine our explanations.

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Can the elements of the Scientific Method be used in different orders?

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Yes, the elements of the Scientific Method can be used in different orders; they are not a strict list of steps.

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What is the purpose of a hypothesis?

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

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What is the role of experimentation in the Scientific Method?

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Experimentation is used to test hypotheses and gather data to support or refute them.

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What is the importance of peer review in science?

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Peer review ensures the validity and reliability of research findings by having other experts evaluate the work.