TASK DEFINITION: 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.
PROBLEM: Fact: Matter in the liquid phase has variable shape

SOLUTION: matter in the liquid phase has what shape?

PROBLEM: Fact: grey clouds are a source of precipitation

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

PROBLEM: Fact: An example of weathering is when a plant root grows into a crack in rock

SOLUTION:
Weathering could be?