According to the density profile shown here, at which depth would you find the coolest, saltiest waters?
1 point
1
Question 2
2.
Ocean currents have an affect on which two things
1 point
1
Question 3
3.
What do we call the constantly moving system of deep-ocean circulation driven by differences in temperature and salinity?
1 point
1
Question 4
4.
Salt water is _____________ fresh water.
2 points
2
Question 5
5.
As the temperature of ocean water changes from 10 to 30 degrees C, how does the density change?
1 point
1
Question 6
6.
What factors create deep ocean currents?
1 point
1
Question 7
7.
Which of the following drives global thermohaline (conveyor belt) circulation?
1 point
1
Question 8
8.
What is the upward movement of cold water from the ocean depths called?
1 point
1
Question 9
9.
Imagine two planets. Planet A is completely covered by an ocean, and has an overall average albedo of 10%. Planet B is blanketed by clouds, and has an overall average albedo of 80%. Which planet reflects more sunlight back into space?
2 points
2
Question 10
10.
Order these three surfaces - grasslands, fresh snow, and asphalt from highest albedo to lowest albedo.
3 points
3
Question 11
11.
How does the earth's decreasing Albedo contribute to global warming? Explain exactly how albedo is causing global warming.
3 points
3
Question 12
12.
In class we learned about the possiblity of slowing of deep water currents. What would be the main cause of the slowing?