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5 Written questions

4 Multiple choice questions

  1. An integrated model combining deep thermohaline circulation and surface currents that resembles a large conveyor belt.
  2. 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.
  3. Process where water rises from below to replace the water moving away from the shore.
  4. An east-west atmospheric pressure seesaw that accompanied El Nino.

4 True/False questions

  1. Thermohaline circulationAlso referred to as deep ocean circulation which is caused by differences in temperature and salinity.


  2. Equatorial upwellingUpwelling common along in the equator that creates areas of high productivity, prolific for fishing grounds.


  3. Coastal downwellingProcess where water stacks up along the shoreline and has nowhere to go but down.


  4. Warm-core ringWarm sea water eddies that rotate clockwise surrounded by cooler water.


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