Only one of the statements below uses the term theory in its correct, scientific sense. Which one?
A)Evolution is only a theory, so there's no reason to think it really happened.
B)I wrote a theory that is 152 pages long.
C)Einstein's theory of relativity has been tested and verified thousands of times.
D)I have a new theory about the cause of earthquakes, and I plan to start testing it soon.

Question

Quizplus · Accepted Answer

In scientific terms, a theory is a well-substantiated explanation or principle based on a body of facts. Einstein's theory of relativity is an example of a scientific theory that has been extensively tested and supported by evidence. Option A is incorrect because it implies that a theory is simply a guess or an unproven idea. Option B and D suggest personal opinions or untested ideas, which do not fit the scientific definition of a theory.

Only One of the Statements Below Uses the Term Theory