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.
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Question: Fact: dissolving a substance in water causes the water to taste like that substance

Answer: A person has a glass of water and a friend pranks them by making their water taste different. They prankster added?

Question: Fact: farming changes the environment

Answer: plant life vessels can be harvested in the ground which will change the?

Question: Fact: the mass of a planet causes the pull of gravity on that planet

Answer:
The more matter a planet is made up, the more likely other bodies are to?