5 Written questions
4 Multiple choice questions
- Also referred to as deep ocean circulation which is caused by differences in temperature and salinity.
- An east-west atmospheric pressure seesaw that accompanied El Nino.
- Current that moves northward along the East Coast of the US warming coastal states and moderating winters in these and northern European regions.
- Warm sea water eddies that rotate clockwise surrounded by cooler water.
4 True/False questions
West wind drift → Current in Antarctic waters that encircles Antarctica and flows from the west to east at approximately 50 degrees south latitude but varies between 40 and 65 degrees south latitude.
Conveyor-belt circulation → An integrated model combining deep thermohaline circulation and surface currents that resembles a large conveyor belt.
Equatorial upwelling → Process where water rises from below to replace the water moving away from the shore.
Coastal downwelling → Process where water rises from below to replace the water moving away from the shore.