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: objects made of what cause refraction of light? Answer: melted sand.
[EX A]: objects made of glass cause refraction of light

[EX Q]: Question: Tropical storms get their fuel from the? Answer: ocean.
[EX A]: an ocean is a source of heat and moisture for a hurricane

[EX Q]: Question: If your body is hot, it will cool down if you put what on it? Answer: an ice pack.
[EX A]:
if a hot substance is touches a cold object then that substance will likely cool