Extreme Cave Diving                          Name____________________ Period___

http://www.pbs.org/wgbh/nova/earth/extreme-cave-diving.html

1-     What is the purpose of the mission?  

2-     How and when did blue holes in the Caribbean form?

3-     What are two possible explanations for less ecological diversity on islands?

4-     Where does the poisonous orange cloud come from?

5-     Describe halocline.

6-     Name 3 hazards the divers must overcome to reach Sanctuary.

7-     Did the scientists offer a hypothesis and then support the hypothesis with evidence or did the evidence just create more questions?

8-     Circle the sciences and social sciences described in this video.

Geology             Biology                       Ecology                       Archeology      

        

9-     How are these divers like astronauts?

10. What data will a stalagmite cross section give scientists