question: Write a question you would see in a school textbook. OPTIONS:
- anything humans add to the atmosphere and oceans
- any substance that is harmful to the environment
- any substance that is a waste product of industry
- a substance that does not break down over time
answer: Which of these best defines the term "pollutant"?

An example of a grad-school level question?
The average temperature of the surface of Earth has increased approximately 1C in the past century. Which reason best explains this increase in temperature?

I just took a test in school today. What question was I asked?

Question I was asked: Vultures are scavengers that most likely help ecosystems by quickly consuming dead organisms and

Random question?

Which statement best explains Earth's day and night cycle?

Generate a question

Question generated: A recycling plant manager needs to melt 1500 kg of scrap copper to sell to a wire manufacturer. The copper is at 15C and its melting point is 1083C. The copper has a specific heat of 385 J/kg x K. How much heat is required to raise the temperature of the copper to its melting point?

question: Write a question you would see in a school textbook. OPTIONS:
- conserving energy.
- wasting energy.
- using potential energy.
- using chemical energy.
answer:
Turning off the light when leaving a room is an example of