instruction:
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.
question:
Question: If a person is making laps around a gym, they find that? Answer: their heart starts racing.
answer:
as energy required for an activity increases , pulse will increase


question:
Question: a battery converts chemical energy into electrical energy to power a? Answer: calculator.
answer:
a battery converts chemical energy into electrical energy


question:
Question: Heat from the sun, waves crashing down, and huge storms all wail on a large boulder at the shore. After a few hundred years, where the boulder stood is now? Answer: earth.
answer:

soil is formed by rocks eroding