Which type of scientific statement describes a proven fact about how things function in nature? a law a theory an inquiry a hypothesis

Answer;

Law

A Law is type of scientific statement that describes a proven fact about how things function in nature.

Explanation; Scientific theory is an explanation of observations supported by many tests and accepted by a general consensus of scientists. A scientific Law describes a pattern that occurs in nature or in other words observed phenomenon. Therefore; a scientific theory is an explanation based on many observations during many repeated experiments while, a scientific law is a rule that describes the behavior of something in nature.

Which type of scientific statement describes a proven fact about how things function in nature? a law a theory an inquiry a hypothesis

The key word is "proven fact". The answer is: a law.