9. Describe nonrenewable energy and list 3 examples. 10. Identify the type of environment in which coal is most likely to begin formation. Natural gas and oil?
11. Describe necessary oxygen levels in the formation of oil and natural gas.
12. How is carbon dioxide considered a greenhouse gas?
13. Determine possible environmental impacts of using fossil fuels.
14. Contrast ablation and accumulation in a glacier.
15. Explain the effect of global warming on glacial size and how this affects ocean levels.
16. Define basin.
17. What types of events in the rock cycle cause rocks to change physically and/or chemically (list several)
18. In what ways do basins form?
19. List the 3 major types of basins.
20. How are structural basins formed?