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: The outer shell of our planet is made of? Answer: sedimentary formations.
[EX A]: Earth 's surface is made of rock

[EX Q]: Question: What will happen if more people bike instead of drive cars? Answer: it will be easier to breathe.
[EX A]: using a car causes pollution

[EX Q]: Question: What impacts an objects ability to reflect light? Answer: color pallete.
[EX A]:
as lightness in color of an object increases , the ability of that object to reflect light will increase