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.
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Question: Question: What is most likely to occur before a rainstorm? Answer: atmospheric water droplets collide.

Answer: precipitation is when water falls from the sky


Question: Question: What do some animals use to adapt to hot temperatures? Answer: perspiration.

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


Question: Question: Steve's ears alerted him to something. It was? Answer: waves in the air.

Answer:
matter vibrating can cause sound