Given a fact, create a question that can be answered using the fact. Construct the question such that it is unambiguous, has a unique answer and the answer can be given using the fact.

[EX Q]: Fact: slope is a measure of the difference in elevation between one part of the land and another part of the land
[EX A]: slope is a measure of the difference in elevation from the top to the base of a?

[EX Q]: Fact: damming a river can cause a lake to form
[EX A]: If a beaver does what it does in order to build its home, then near the river will form?

[EX Q]: Fact: as altitude increases , air pressure will decrease
[EX A]:
Rising air pressure means that I should bring?