question: Write a question you would see in a school textbook.
answer: A group of students found metamorphic rocks near a campsite. The presence of metamorphic rocks is most likely evidence of

question: Write a question you would see in a school textbook.
answer: The Himalayan Mountain chain is the youngest and tallest mountain chain on Earth. Which phenomenon contributed most to this area of continental buildup?

question: Write a question you would see in a school textbook.
answer:
The human stomach is protected from self-digestion by a layer of