Oceans
What is the depth of the ocean?
3,800 feet
3,800 meters
3,800 yards
How much of the Earth is covered by oceans?
30%
70%
7%
As salinity increases, the density ________.
Increases
Decreases
Evaporates
A volcano that rises above the ocean's surface is _______
A hill
A semount
An island
What represent the flattest part of Earth's surface?
Deep sea trenches
Continental Margins
Abyssal Plain
Divergent means the plates are moving __________
Together
Up
Apart
What is the primary method of heat transfer in the oceans?
Contraction
Convection
Conception
In what direction does water circulate in the northern hemisphere?
Counter-clockwise
Horizontally
Clockwise
Why does the water in the northern hemisphere circulate clockwise?
Because of the coriolis effect
Because of convection
Because of subduction
True or false: An estuary is where freshwater and saltwater meet.
True
False
How much of the Earth is covered in land?
70%
30%
3%
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