Which question would start a discussion about how an idea becomes a
theory in science?
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The question that could spark a discussion about how theories are formed from ideas would be why must an idea pass repeated tests before it can be regarded as a theory.
Theories are formed from ideas in science. However, the ideas must have gone through repeated testing before they can be regarded as theories.
When the same hypotheses are tested repeatedly by several independent researchers and found to be true, such hypotheses become theories. When found not to be true, they are rejected or retested.
More on the scientific methods can be found here: https://brainly.com/question/7508826?referrer=searchResults