Turn the given fact into a question by a simple rearrangement of words. This typically involves replacing some part of the given fact with a WH word. For example, replacing the subject of the provided fact with the word "what" can form a valid question. Don't be creative! You just need to rearrange the words to turn the fact into a question - easy! Don't just randomly remove a word from the given fact to form a question. Remember that your question must evaluate scientific understanding. Pick a word or a phrase in the given fact to be the correct answer, then make the rest of the question. You can also form a question without any WH words. For example, "A radio converts electricity into?"

Ex Input:
Fact: a laser is used for producing rays or beams.

Ex Output:
what is a laser used for producing?


Ex Input:
Fact: Unique leaf adaptations have enabled many plants to survive in dry environments.

Ex Output:
Unique leaf adaptions on some plants have enabled them to do what?


Ex Input:
Fact: Contact between solid mineral deposits over long periods of time causes them to smooth.

Ex Output:

Contact between solid mineral deposits over long periods of what causes them to smooth?