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.

[Q]: Question: The face of the sphinx has changed from? Answer: wearing away.
[A]: wind and rain cause erosion

[Q]: Question: Which might need warm asphalt to help regulate its body temperature? Answer: rattlesnakes.
[A]: a reptile is cold-blooded

[Q]: Question: The moon's surface? Answer: has asteroid impact marks.
[A]:
the lunar surface contains many craters