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

Input: Consider Input: Stringed instruments can help show the relationship between tension and frequencies in strings.

Output: Stringed instruments can help show the relationship between tension and what in strings?


Input: Consider Input: Aqueous solution is used to describe a solution in which water is the solvent.

Output: What term is used to describe a solution in which water is the solvent?


Input: Consider Input: Newton (n) is the si unit for weight.


Output: What is the si unit for weight?