question: What sentence would provide a factual answer to this question: "What do some animals use to adapt to hot temperatures?"

answer: sweat is used for adjusting to hot temperatures by some animals

question: What sentence would provide a factual answer to this question: "Ecosystems"

answer: an ecosystem contains large numbers of living organisms in a particular place

question: What sentence would provide a factual answer to this question: "If a thing is electrically insulated, then it is"

answer:
electrical insulation requires wrapping a conductor in an insulator