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.

Q: Question: What is an example of hunting? Answer: sea otter cracking open clams with a rock.

A: An example of hunting is an otter cracking open clams with a rock
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Q: Question: A television may turn on at the push of a button because? Answer: the path of electricity is completed.

A: pushing a button sometimes completes a circuit
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Q: Question: A ball rolling over carpet will go ______ than a ball rolling over concrete.? Answer: slower.

A:
as the roughness of something increases , the friction of that something will increase when its surface moves against another surface
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