Currents and Climate

Front

Surface ocean currents are generated mostly by

Back

wind

Front

The California current makes the waters of the eastern Pacific _____.

Back

cooler

Front

How do warm-water currents affect the coastal areas along which they flow?

Back

Warm the coast

Front

The circulation of hot and cold fluids (liquids and gases)

Back

convection

Front

Deep ocean currents are primarily caused by

Back

density differences

Front

Differences in water temperature create movement in the ocean because...

Back

bodies of water at different temperature have different densities.

Front

Which of these characteristics will produce the most dense water?
high salinity, high temperature
high salinity, low temperature
low salinity, high temperature
low salinity, low temperature

Back

high salinity, low temperature

Front

What is the driving force of the global conveyor belt?

Back

Very cold temperatures at the poles create very cold, salty water that pushes the deep water current.

Front

The movement of deep, cold, nutrient filled water to the surface of the ocean is..

Back

Upwelling

Front

How many gyres are there in the ocean?

Back

5