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.

Fact: Matter in the solid phase has definite shape
Which form can be made into a triangle?

Fact: seed dispersal is when the seeds of a plant are moved from the plant to a new environment
A seed is dispersed when it is?

Fact: evaporation is when water is drawn back up into the air in the water cycle
evaporation is the first stage in the what cycle?