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.

Example Input: Fact: friction causes the temperature of an object to increase
Example Output: To warm yourself up on a chilly day?

Example Input: Fact: a switch is used to stop the flow of current in an electrical circuit
Example Output: A switch is used to stop the flow of currents which causes Joule heating in?

Example Input: Fact: a rainbow is formed by refraction of light by splitting light into all different colors
Example Output:
If a sunbeam shoots through a rainstorm,?