question: Write a question you would see in a school textbook.
answer: In a closed system, what happens to the total energy of the system as energy conversions take place?

question: Write a question you would see in a school textbook.
answer: When a large oak tree is cut down in a forest, it leaves a gap in the forest canopy which allows smaller trees to quickly grow in the available sunlight. Which interaction is best represented among the smaller trees?

question: Write a question you would see in a school textbook.
answer:
The Great Ocean Conveyer ocean current system runs north through the Atlantic from the equatorial region. If this current got disrupted, North American and European climates would become