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

[EX Q]: Adding the number of protons plus the number of neutrons in an atom decides its approximate mass; atomic number is another word for this value.
[EX A]: Adding the number of protons plus the number of neutrons in an atom, decides it's approximate mass, what is another word for this value?

[EX Q]: The fungus that grow(s) through blue cheese give(s) it the distinctive appearance and flavor.
[EX A]: What grows through blue cheese that gives it the distinctive appearance and flavor?

[EX Q]: Tidal change is the difference between the daily high and the daily low.
[EX A]:
What is the difference between the daily high and the daily low?