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: food is a source of energy for animals
[EX A]: What is a source of energy for animals?

[EX Q]: Fact: cooking food requires adding heat energy
[EX A]: what makes food cooking possible?

[EX Q]: Fact: precipitation is when water falls from the sky
[EX A]:
Needing to use an umbrella could be the result of?