Deep Ocean Density and Thermohaline Circulation
Investigate how water temperature and salinity drive deep ocean density differences. Understand the global thermohaline circulation system that moves deep ocean water across the globe.
Questions
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MultiChoice
What drives deep ocean currents?
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MultiChoice
What is the global system of deep ocean currents often called?
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MultiChoice
Cold water is denser than warm water, so what does cold surface water do?
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MultiChoice
Water with high salinity is denser than water with low salinity. What does salinity mean?
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MultiChoice
Where does deep ocean water primarily form and sink?
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MultiChoice
How long does it take for deep ocean water to complete one loop through the global conveyor belt?
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MultiChoice
What happens to the surrounding water when sea ice forms in polar regions?
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MultiChoice
Deep ocean currents move water in what proportion of the ocean?
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MultiChoice
What happens to oxygen levels in deep ocean currents as they travel from the poles?
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MultiChoice
What is thermohaline circulation driven by?
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MultiChoice
Which density characteristic describes cold, salty ocean water?
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MultiChoice
What prevents deep ocean currents from moving in a straight line across the seafloor?