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

[Q]: The term amines is used to describe molecules that contain carbon-nitrogen bonds.
[A]: What term is used to describe molecules that contain carbon-nitrogen bonds?


[Q]: Compounds containing an atom of nitrogen element, bonded in a hydrocarbon framework, are classified as amines.
[A]: Compounds containing an atom of what element, bonded in a hydrocarbon framework, are classified as amines?


[Q]: Air weakly scatters visible light.
[A]:
What weakly scatters visible light?