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.

[Q]: Fact: if two equal forces in opposite directions act on an object then that object will stay in the same place
[A]: if two students of equal strength pull a double sided cup in opposite directions, what will happen?


[Q]: Fact: refraction causes something to look different
[A]: A shoe seems gold and green at first, then at second glance looks blue and silver. This could be due to?


[Q]: Fact: the Earth absorbs more energy than it loses
[A]:
The Earth's energy creates?