Ocean 3

The most abundant salt in seawater is

• calcium chloride
• magnesium chloride
• sulfur chloride
• sodium chloride

Which process does NOT lead to a decrease in the salinity of water?

• runoff from land
• precipitation
• sea ice melting
• evaporation

Which term refers to a rapid change of temperature with increasing depth of the ocean?

• pycnocline
• thermocline
• abyssalocline
• isothermal cline

Organisms that drift with ocean currents are

• nekton
• pelagic
• neritic
• plankton

An ocean current moving from the equator toward a pole is

• cold
• warm
• cold in the Northern Hemisphere and warm in the South Hemisphere
• warm in the Northern Hemisphere and cold in the Southern Hemisphere

Because of the Coriolis Effect, surface currents in the Southern Hemisphere are deflected to the

• left
• right
• north
• south

Which term describe the rising of cold water from deeper layers to replace warmer surface water?

• density current
• down welling
• surface current
• upwelling

Surface currents are a result of

• Global Wind Patterns
• Earth's Rotation
• Density
• All of the above

The Coriolis Effect is caused by

• Earth rotating around the sun
• Earth rotating on its axis
• The tides
• Gravity

The Gulf stream carries _____________ water from the east coast of The United States to the West coast of Europe.

• Cold
• Warm 
• Freezing
• Fresh