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: as a source of light moves directly overhead of an object , the size of the shadow of that object will decrease
[EX A]: as a source of light moves directly overhead of an object , the size of the shadow of that object will do what?

[EX Q]: Fact: a spider web is used to capture food by spiders
[EX A]: Hitting a spider web with your hand makes it impossible for a spider to?

[EX Q]: Fact: the solar system contains the moon
[EX A]:
In the 60's people watched on TV while for the first time people walked on?