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: squirrels protect their young with nests.

Ex Output:
What do squirrels make to protect their young?


Ex Input:
Fact: An elastic snapping causes the particles in the elastic to vibrate.

Ex Output:
An elastic snapping causes the particles in the elastic to do what?


Ex Input:
Fact: Most canyons are formed by flowing rivers through devastation over long periods of time.

Ex Output:

Most canyons are formed by flowing rivers through what over long periods of time?