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.

[EX Q]: Question: A plum tree's purple leaves uses light energy to? Answer: create nourishment.
[EX A]: a leaf performs photosynthesis

[EX Q]: Question: Where would you point to as an example of condensation, if limited to an office building? Answer: the beads on a cold root beer can.
[EX A]: beads of water are formed by water vapor condensing

[EX Q]: Question: Where would a polar bear enjoy living? Answer: much closer to one of the earth's poles than to the equator.
[EX A]:
polar bears live in cold environments