Oceanic Circulation Videoquiz

What drives the thermohaline circulation of ocean currents?

• Moon's gravitational pull

• Wind

• Density differences caused by temperature and salinity

• Tides

What causes the formation of deep water and the ocean conveyer belt?

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What causes the formation of gyres in the ocean currents?

• Wind and evaporation

• Thermohaline circulation

• Tides and moon's gravitational pull

• Coriolis effect and easterly trade winds

Which ocean current is responsible for making Western Europe much warmer than other places at the same latitude?

• North Atlantic Drift

• Gulf Stream

• Antarctic circumpolar current

• California Current

What prevents warm water from reaching Antarctica and causes it to cool much further than the North Pole?

• Gulf Stream

• North Atlantic Drift

• Antarctic circumpolar current

• California Current

How is one thing you learned from this video?

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