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Scientific Theories

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Scientific Theories
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Vocabulary

evidence

evidence

A direct, physical observation of something or a process.
experiment

experiment

A test to see if a hypothesis is right or wrong; a test to obtain new data.
hypothesis

hypothesis

A proposed explanation for something that is testable; a proposed explanation that tries to explain an observation.
scientific law

scientific law

A statement describing what always happens under certain conditions in nature.
scientific theory

scientific theory

Explanation of an aspect of the natural world based on repeated observations.

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