question: What sentence would provide a factual answer to this question: "A person in a cold environment that needs to produce heat could"

answer: moving changes stored energy into motion and heat

question: What sentence would provide a factual answer to this question: "What is one use of a spider's web?"

answer: a spider web is used to capture food by spiders

question: What sentence would provide a factual answer to this question: "Which would most directly benefit from installing receptors for converting light into power?"

answer:
a solar panel converts sunlight into electricity