instruction:
Given scientific fact as input, generate the question from this fact such that it can be answered from the input.
question:
The action of flushing the toilet, performed multiple times daily, is the single biggest use of water in the home.
answer:
What action, performed multiple times daily, is the single biggest use of water in the home?


question:
Constructive interference is when two waves combine to create a larger wave.
answer:
What is it called when two waves combine to create a larger wave?


question:
Atoms carry a neutral charge.
answer:

What charge do atoms carry?