Ocean Currents Review

Front

What type of environmental study do drift cards facilitate?

Back

Broad environmental study

Front

What drives the ocean conveyor belt?

Back

Temperature and salinity differences

Front

What is the direction of the flow created by sinking cold, salty water in the Norwegian Sea?

Back

South towards Antarctica

Front

Which type of flow is represented by the red arrows in the diagram?

Back

Warm surface flow

Front

Which type of flow is represented by the blue arrows in the diagram?

Back

Cool subsurface flow

Front

Which continent is located to the east of the Atlantic Ocean in the diagram?

Back

Africa

Front

What is the significance of warm surface flow in thermohaline circulation?

Back

It transports warm water to polar regions

Front

What effect does upwelling have on marine life?

Back

Increases productivity and abundance

Front

What happens to the easterly winds during an El Niño year?

Back

They weaken

Front

What effect does El Niño have on the winter in some regions?

Back

Warmer winter