Problem: Write a question you would see in a school textbook.

Answer: Which of the following best explains why the tectonic plates of Earth move?

Problem: Write a question you would see in a school textbook.

Answer: Which sense is used to determine an object's texture?

Problem: Write a question you would see in a school textbook.

Answer:
The atmosphere of Mars is almost entirely composed of a greenhouse gas. Compared with Earth, which factor accounts for the low, nighttime surface temperatures on Mars?