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OCEANS
WEBQUEST
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1. Surface currents are primarily moved by
what?
2. How many meters deep can wind move
water?
3. Which way do Gyres flow in the northern
and southern hemispheres?
4. Compare the amount of water in the Gulf
Stream to the Mississippi River.
5. Explain how surface ocean currents carry
heat from place to place in the Earth
system.
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6. Of the 130 U.S. estuaries, which is
the largest?
7. What mixes at an estuary?
8. What is a watershed?
9. Which 6 states are included in the
Chesapeake Bay watershed?
10. How many species thrive in the
bay?
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11. What should you put in your fish
tank and why?
12. What is a “dead zone”?
13. In 3 or more steps, explain how a
“dead zone” is formed. (c.s.)
14. Where is the “deadliest zone” and
why is it located there?
15. What are 2 effects of dead zones?
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16. When was this article written?
17. What was the world record set (include
the depth)?
18. What happened at a depth of 800 ft?
19. What happened at a depth of 6000 ft?
20. It took them __ to descend, they
stayed for __, and it took __ to return.
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21. What created the cool design in the
picture?
22. Such blooms are common in the spring
and summer, when ____ brings minerals
& nutrients from deeper waters to the
surface.
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Check out this animation of the Mariana
Trench!
Last one…
Make sure your
name and period
are on the top of
your paper!!
NO LINK
25. Where are the tallest mountains and deepest
canyons found?
26. What is the name for the deepest trench on
Earth?
27. How far below the sea surface does it measure?
28. How many times the depth of the Grand Canyon
is that?
29. What are the 3 reasons as to why studying the
ocean floor is difficult?
30. What type of technology do we use to study the
ocean floor?
31. What does SONAR stand for?
32. How does SONAR work?
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33. What would happen if thermohaline
circulation shut down today?
34. What has happened each time this
thermohaline circulation shifted gears?
35. How many times greater is the volume of
this deep undersea current compared to all
of the worlds rivers combined?
36. What would happen to Europe if the Gulf
Stream wasn’t present or working?
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37. What is a “Moulin”?
38. The Greenland ice cap is melting at such
a fast rate that it is… (finish the
sentence).
39. Which glacier is said to have spawned
the iceberg that sunk the Titanic?
40. How much fresh water is that one glacier
putting into the sea?
41. What is the range of sea-level rise this
century now believed to be?