Oceanography Final Study Guide

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How much plastic enters the ocean each year?

8 million tons

How long is a lunar day?

24 hours and 50 minutes

Why is coral important?

It is home to 25% of marine species

How does the ocean act as a biological pump?

It removes carbon from the atmosphere and delivers it to sediments on the ocean floor

Gas

Molecules independently zoom around

What is the deepest ocean in the world?

Pacific Ocean

Ozone layer

Protects Earth from harmful radiation

Pelagic

Sediment found far from land in the deep ocean

Neritic

Sediments found close to the shore

How are eastern boundary currents different from western boundary currents?

Slower, wider, shallower

What do hotspots create?

Volcanoes and islands

What is a delta?

Where a river meets the ocean

What drives surface ocean waves?

Wind


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