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.

Input: Consider Input: Question: The sloth's lack of urgency is a great example of? Answer: adaptation.

Output: adaptation is when an organism develops a trait over time for survival

Input: Consider Input: Question: objects made of what cause refraction of light? Answer: melted sand.

Output: objects made of glass cause refraction of light

Input: Consider Input: Question: A heavier object? Answer: requires more muscle power to shift.
Output: as the mass of an object increases , the force required to push that object will increase