What is the purpose of a scientific theory? a to understand the process of controlled experiments b to make a guess at why something in nature happens c to describe how nature behaves in certain circumstances d to give a broad explanation why nature behaves the way that it does

D. To give a broad explanation of why nature behaves the way that it does

They describe the causes of a particular natural phenomenon and are used to explain and predict aspects of the physical universe or specific areas of inquiry (for example, electricity, chemistry, and astronomy).

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