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

Answer: Which of these processes is a conversion made by solar panels?

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

Answer: The boiling of water results in a physical change in matter from

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

Answer:
Rust is a compound with the formula Fe_{2}O_{3}. Which elements combine to form rust?