Ocean Circulation and Climate Quiz

Which of the following is NOT one of the convection cells mentioned?

• Trade winds

• Westerlies

• Polar easterlies

• Monsoon winds

What are the three distinct convection cells that form over each hemisphere?

• Trade winds, westerlies, polar easterlies

• Trade winds, monsoon winds, polar easterlies

• Westerlies, monsoon winds, polar easterlies

• Trade winds, westerlies, monsoon winds

What is the spiral effect created by the wind and the Coriolis effect in a column of ocean water called?

• Ekman spiral

• Ocean vortex

• Water gyre

• Cyclonic spin

Which two factors are responsible for creating the Ekman spiral?

• Wind and gravity

• Wind and Coriolis effect

• Coriolis effect and tides

• Tides and gravity

What is the primary cause of the Coriolis effect?

• Earth's gravity

• Earth's rotation

• Ocean tides

• Solar radiation

What results from the rotation of the Earth affecting ocean currents?

• Tidal waves

• Coriolis Effect

• Temperature changes

• Salinity variations

What is the effect of the Coriolis Effect on ocean currents in the Southern Hemisphere?

• Deflects them clockwise

• Deflects them counterclockwise

• Stops them

• Speeds them up

What causes changes in ocean water density?

• Wind

• Temperature and salinity

• Tides

• Earth's rotation

Which factor does NOT drive ocean currents?

• Wind

• Temperature

• Salinity

• Moon phases

What effect curves the equatorial waters pole-ward in ocean gyres?

• Gravitational pull

• Coriolis Effect

• Magnetic field

• Solar radiation