question: Write a question you would see in a school textbook.
answer: Greenhouse gases in the atmosphere trap heat near Earth's surface. Which of these is a greenhouse gas?

question: Write a question you would see in a school textbook.
answer: Plants transform energy when they make their own food. Which type of energy is used by plants for making food?

question: Write a question you would see in a school textbook.
answer:
Which of the following is most likely to make a rock crack and crumble?