question: Write a question you would see in a school textbook.
answer: Which energy conversion process occurs whenever coal is burned?

question: Write a question you would see in a school textbook.
answer: Which of the following is a correct food chain?

question: Write a question you would see in a school textbook.
answer:
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?