question: Write a question you would see in a school textbook.
answer: Rhea is a moon of Saturn. Which of these facts about Rhea best indicates that it does not have a water cycle in which water changes state?

question: Write a question you would see in a school textbook.
answer: Burt used a spoon to stir soup that was cooking on his stove. Which spoon will stay the coolest while he stirs?

question: Write a question you would see in a school textbook.
answer:
A teacher demonstrates a chemical reaction. A student observes that the test tube in which the reaction occurs becomes warm. What is the source of the thermal energy generated by the reaction?