Answer the following questions. You will receive immediate feedback when you select your answer or when you click on the green check mark (). When you are finished, click the How Did I Do? button to see your score.

1. Why are fossil fuels considered nonrenewable energy sources?
   
   

2. Where are the largest known reserves of coal found?
   
   

3. What is most of the coal that is burned in the US used for?
   
   

4. How much of the coal used worldwide each year is mined in the US?
   
   

5. Which is the top oil-producing country?
   
   

6. Where is most of the crude oil produced in the US?
   
   

7. How much of the oil used in the US comes from other countries?
   
   

8. Where does most of the oil come from that is found in ocean waters?
   
   

9. What is the second largest source of oil found in ocean waters?
   
   

10. What can you do to help prevent oil from spilling into oceans?