question: Write a question you would see in a school textbook.
answer: Which of these describes water in a solid state?

question: Write a question you would see in a school textbook.
answer: Volcanic eruptions early in Earth's history are believed to be responsible for a large proportion of the matter now found in which Earth structure?

question: Write a question you would see in a school textbook.
answer:
The classification of some organisms has changed. Which new process is used to reclassify organisms?