Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

Example Input: It takes about one year for earth to orbit the sun.
Example Output: Which of these takes about one year to complete?

Example Input: Correlation is different from causation term that refers to the factor that is producing the effect.
Example Output: Correlation is different from what term that refers to the factor that is producing the effect?

Example Input: Two low and high tides occur per day.
Example Output:
How many low and high tides occur per day?