question: Write a question you would see in a school textbook.
answer: Which diagram best shows how energy flows through a simple food chain?

question: Write a question you would see in a school textbook.
answer: How do the sprouts of seeds buried in complete dark in the soil find their way to the surface of the soil?

question: Write a question you would see in a school textbook.
answer:
A student is standing on a skateboard that is not moving. The total mass of the student and the skateboard is 50 kilograms. The student throws a ball with a mass of 2 kilograms forward at 5 m/s. Assuming the skateboard wheels are frictionless, how will the student and the skateboard move?