Hypothesis, Theory, or Law?

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What is a hypothesis?

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A hypothesis is a possible explanation for a problem or question that has not yet been tested.

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What is a theory?

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A theory is a well-substantiated explanation of an aspect of the natural world that has been repeatedly tested and confirmed through observation and experimentation.

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What is a scientific law?

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A scientific law is a statement based on repeated experimental observations that describes some aspect of the universe, often expressed mathematically.

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Can a theory be changed?

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Yes, a theory can be changed or refined as new evidence is discovered.

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What is the difference between a hypothesis and a theory?

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A hypothesis is a testable prediction, while a theory is a well-supported explanation based on a body of evidence.

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What must happen before a scientific theory is accepted?

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It must be tested many times by different scientists and supported by a large body of evidence.

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What is an example of a hypothesis?

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If I water my plants more, then they will grow taller.

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What is an example of a scientific theory?

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The theory of evolution explains how species change over time through natural selection.

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What is an example of a scientific law?

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Newton's Law of Universal Gravitation states that every point mass attracts every other point mass with a force that is directly proportional to the product of their masses.

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What is the role of data in scientific research?

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Data is collected through observations and experiments to support or refute a hypothesis.