You will be given a definition of a task first, then some input of the task.
In this task, you are given a fact statement and question based on the fact. Your task is to generate the correct answer for the question. The answer needs to be generated using the context fact statement.

Fact: as the roughness of something increases , the friction of that something will increase when its surface moves against another surface. Question: Sarah has one piece of wood that is smooth and polished and another that is rough and unfinished. Which of the following is true?
Output:
the unfinished wood will generate more heat than the other while rubbed over the floor