question: Write a question you would see in a school textbook.
answer: On a field trip, a student holds a frog and reports that it has slippery skin. This is an example of

question: Write a question you would see in a school textbook.
answer: In some national parks, controlled fires are maintained by firefighters. Which of these is one of the major reasons for using controlled burns to maintain certain ecosystems?

question: Write a question you would see in a school textbook.
answer:
Light sometimes behaves as waves and other times as particles. Which property of light is equally explainable by treating light as either particles or waves?