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: heat and pressure change the remains of prehistoric living things into natural gas
Over many, many years, the buildup of warmth and pressure can take a dinosaur's remains and change them into something that can?

Fact: as temperature increases , the ability of that liquid to dissolve solids will increase
As water gets warmer?

Fact: oceans contains most of earth 's water

oceans contains most of earth 's?