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.

Input: Consider Input: Fact: as the amount of polluting gasses in the atmoshere increases , the atmospheric temperature will increase

Output: When pollution levels get higher, the gas in the atmosphere?

Input: Consider Input: Fact: grey clouds are a source of precipitation

Output: A sky that is mostly this color will likely be precipitating:?

Input: Consider Input: Fact: organisms can be preserved in sedimentary rock
Output: What is the use of organisms preserved in sedimentary rock?