Oceanography

How much of Earth's surface is covered by oceans?

• 90%

• 71%

• 50%

• 98.6%

Select the world's THREE largest oceans:

• Indian Ocean

• Arctic Ocean

• Pacific Ocean

• Atlantic Ocean

• Southern Ocean

Does cold dense water move toward the poles or the equator?

• The poles

• The equator

Tags

NGSS.MS-ESS2-6

What causes tides?

• The gravitational pull of the moon and the sun.

• wind

• The rotation of the earth

• The gulf stream

Tags

NGSS.MS-PS2-4

Select TWO causes of tsunamis:

• earthquakes

• sharks

• volcanos

• coral atolls

Tags

NGSS.MS-ESS3-2

The point at the top of the wave is called the:

• wave height

• wave length

• trough

• crest

The lowest point of a wave is called the:

• crest

• trough

• wave length

• wave height

The distance from crest to crest is called the:

• trough

• wave height

• wavelength

• crest

The distance from crest to trough is called:

• wave height

• wave length

• trough

• crest

What is the pelagic zone?

• Oceanic crust

• Continental crust

• Abyssal Plain

• Open ocean