instruction:
In this task, you are given a question and a corresponding answer. Your task is to generate a fact statement that is useful in answering the given question.
question:
Question: A thermal insulator slows the transfer of what? Answer: warmness.
answer:
a thermal insulator slows the transfer of heat


question:
Question: Who would likely need a compass? Answer: a seaman.
answer:
natural magnetism is used for pointing north by a compass


question:
Question: Scales? Answer: help users know if they need to drop some lbs..
answer:

a scale is used for measuring weight