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

Ex Input:
Constructive interference is when two waves combine to create a larger wave.

Ex Output:
What is it called when two waves combine to create a larger wave?


Ex Input:
Force times distance is the equation for work.

Ex Output:
Force times distance is the equation for what?


Ex Input:
Dna encodes instructions for proteins molecules.

Ex Output:
Dna encodes instructions for what kind of molecules?