What thrusts water masses that are engaged in the thermohaline flow of the world's ocean?
a. Density
b. Gravity
c. Trade winds
d. Coriolis Effect
ANS: B
The water masses are propelled by gravity. Water masses hit one another in convergence zones. The
heavier water mass slides beneath the lighter water mass. Information can be found in the section
Understanding the Ocean Began with Voyaging for Trade and Exploration.
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