Reference no: EM13796931

1. How old is the Earth?
2. Describe the conditions of the Earth in the beginning.
3. How did the moon form?
4. Name the 4 geological eras.
5. Which era lasted the longest?
6. In which era did life appear?
7. What was the name of the first life form?
8. What special characteristic did this life form have that improved the atmosphere?
9. Which era is known as "the age of ancient life"?
10. How long ago did plants evolve?
11. Where did our fossil fuels come from?
12. In what era were mountains formed?
13. When Pangaea formed, what type of extinction occurred?
14. In what period did dinosaurs and mammals appear?
15. In what period did the Rocky Mountains form?
16. How long ago did the Cenozoic period arise?
17. How did the Great Lakes form?
18. How long has there been a recorded human history?
19. Name 2 pieces of evidence that adds to the geological time scale.
20. How long ago was Grandfather Mountain formed?
21. Explain what Dr. Riggs discovered through his research of the outer banks.
22. What is the current human population?
23. Explain how the human population rise is impacting the Earth.