question: What sentence would provide a factual answer to this question: "Which would least refract light?"

answer: objects made of glass cause refraction of light

question: What sentence would provide a factual answer to this question: "seed dispersal is when the seeds of a plant are moved from the plant to a new what?"

answer: seed dispersal is when the seeds of a plant are moved from the plant to a new environment

question: What sentence would provide a factual answer to this question: "how many hours will it take the planet to complete a spinning motion?"

answer:
a Rotation of the Earth on itself takes one day