Exercise
Evaporation, Salinity, and Ocean Circulation
Examine how water evaporation alters ocean salinity and drives ocean circulation. Understand the connection between surface processes, water density, and global water movement.
Questions
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MultiChoice
What happens to ocean surface salinity in warm regions with high evaporation and low rain?
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MultiChoice
How does heavy rainfall near the equator impact surface seawater salinity?
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MultiChoice
In which ocean region is surface salinity typically the highest?
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MultiChoice
What process expels salt from freezing seawater to create dense polar ocean brine?
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MultiChoice
How does fresh river runoff from land affect local coastal ocean salinity?
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MultiChoice
Why does high-salinity seawater sink below fresh or low-salinity seawater?
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MultiChoice
Besides temperature differences, what drives global thermohaline ocean circulation?
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MultiChoice
What effect does intense surface evaporation have on the density of ocean surface water?
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MultiChoice
How would massive melting of Greenland ice sheets impact North Atlantic ocean salinity?
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MultiChoice
Why is surface water in the Atlantic Ocean generally saltier than in the Pacific Ocean?
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MultiChoice
What instrument or sensor is used to measure seawater salinity?
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MultiChoice
What unit is standard for expressing ocean salinity?