question: What sentence would provide a factual answer to this question: "if you push something harder, it will"

answer: as force exerted on an object increases , distance travelled will increase

question: What sentence would provide a factual answer to this question: "Illness is prevented in people by reducing what in food?"

answer: reducing bacteria in food prevents illness in people

question: What sentence would provide a factual answer to this question: "Lightening could be a combustion of"

answer:
lightning can cause a forest fire