Determine Which gyre would have clockwise circulation: the North Pacific, the South Pacific, the South Atlantic, or the Indian Ocean? Explain.

Shorelines have headlands and bays. Which experiences the most severe erosion by breakers? Why?

Write several questions you would ask an oceanographer about the use of computers to analyze data from the ocean.

Which are the most common gases emitted by volcanoes?

A. hydrogen and helium

B. oxygen and nitrogen

C. water vapor and carbon dioxide

D. chlorine and hydrogen

Illustrate Make a diagram that shows how the ocean acts as a sink for carbon.

List three factors that determine the height, length, and period of a wave.

Which is more dense, cold freshwater or warm seawater? Explain.

Why is the surface salinity of the ocean higher in the subtropics than in equatorial regions ?

What is the the densest water mass in the Atlantic Ocean?

a. North Atlantic Deep Water

b. surface water

c. Antarctic Bottom Water

d. Antarctic Intermediate Water

Hypothesize Which is more dense, cold freshwater or warm seawater?

Along some shorelines, incoming waves cause the water to simply rise and fall rather than form a surf zone. What does this tell you about these shorelines?

Compare and contrast Antarctic Intermediate Water and North Atlantic Deep Water.

How does the density of seawater vary with changes in temperature? How does density change with salinity?

What are the six most abundant elements that are dissolved in ocean water?