Facts, Hypothesis, Theories, & Laws

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What is a scientific fact?

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A scientific fact is an observation that has been repeatedly confirmed and accepted as true. For example, water boils at 100 °C at sea level.

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What is a hypothesis?

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A hypothesis is a testable prediction about the relationship between two or more variables. It is often formulated based on observations.

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What is a scientific theory?

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A scientific theory is a well-substantiated explanation of some aspect of the natural world that incorporates facts, laws, inferences, and tested hypotheses.

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What is a scientific law?

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A scientific law is a statement that describes an observable phenomenon or a relationship that is always true under certain conditions, such as the Law of Gravity.

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How do theories differ from laws?

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Theories explain why phenomena occur, while laws describe how phenomena occur.

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What is the role of data in forming scientific theories?

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Data collected over time through observations and experiments is essential for developing and validating scientific theories.

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Can a scientific theory become a law?

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No, a scientific theory cannot become a law. They serve different purposes; theories explain and laws describe.

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What is an example of a scientific law?

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An example of a scientific law is Newton's First Law of Motion, which states that an object at rest stays at rest unless acted upon by an external force.

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What is the significance of peer review in science?

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Peer review is a process where other scientists evaluate research before it is published, ensuring the validity and reliability of the findings.

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What is the importance of reproducibility in scientific experiments?

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Reproducibility ensures that experiments can be repeated with the same results, which is crucial for validating scientific claims.

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