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: What has a positive impact on a bodies strength? Answer: pumping iron.
exercise has a positive impact on a body 's strength

Question: The Earth spins around and around, and in order to finish one cycle of this spinning? Answer: a seventh of a week must pass.
a Rotation of the Earth on Earth 's axis takes 1 day

Question: Some of these creatures with fluffy butts live in grassy areas? Answer: doe.

some hares live in fields