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

[Q]: Learning to get used to something after being exposed to it for a while is associated with habituation learning.
[A]: Learning to get used to something after being exposed to it for a while is associated with what kind of learning?


[Q]: Some viruses carry a few viral enzyme molecules within their capsids.
[A]: Some viruses carry a few viral enzyme molecules within their what?


[Q]: Location is a factor in determining weight but not mass.
[A]:
What is a factor in determining weight but not mass?