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

[Q]: Chordates include vertebrates and invertebrates that have a notochord.
[A]: Chordates include vertebrates and invertebrates that have what?


[Q]: Water plus other substances makes a(n) solution.
[A]: Water plus other substances makes what?


[Q]: The direction of prevailing winds determines the type of air mass that usually moves over an area.
[A]:
The direction of prevailing winds determines the type of what that usually moves over an area?