5 Written questions
4 Multiple choice questions
- An integrated model combining deep thermohaline circulation and surface currents that resembles a large conveyor belt.
- 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.
- Process where water rises from below to replace the water moving away from the shore.
- An east-west atmospheric pressure seesaw that accompanied El Nino.
4 True/False questions
Thermohaline circulation → Also referred to as deep ocean circulation which is caused by differences in temperature and salinity.
Equatorial upwelling → Upwelling common along in the equator that creates areas of high productivity, prolific for fishing grounds.
Coastal downwelling → Process where water stacks up along the shoreline and has nowhere to go but down.
Warm-core ring → Warm sea water eddies that rotate clockwise surrounded by cooler water.