Discussion with Kara Rogers of how the scientific model is used to test a hypothesis or represent a theory

Kara Rogers, senior biomedical sciences editor of Encyclopædia Britannica, discussing the difference between a scientific hypothesis and a scientific theory.

Encyclopædia Britannica, Inc.

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science, any system of knowledge that is concerned with the physical world and its phenomena and that entails unbiased observations and systematic experimentation. In general, a science involves a pursuit of knowledge covering general truths or the operations of fundamental laws.