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

[EX Q]: Prostate is the most common type of cancer in adult males.
[EX A]: What is the most common type of cancer in adult males?

[EX Q]: The climate is defined as the temperature plus precipitation of an area over a long period of time.
[EX A]: What is defined as the temperature plus precipitation of an area over a long period of time?

[EX Q]: The planets orbit around the sun.
[EX A]:
The planets orbit around what celestial body?