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: as the mass of an object increases , the force required to push that object will increase
A heavier object?

Fact: when a river floods , that river deposits sediment in flood plains
More dirt and sand gets deposited in a flat area near a river whenever?

Fact: when sound reaches the ear , that sound can be heard

What can help you sleep soundly?