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| Teaching Since: | Jul 2017 |
| Last Sign in: | 399 Weeks Ago, 1 Day Ago |
| Questions Answered: | 296 |
| Tutorials Posted: | 296 |
1. Thermohaline currents are caused by (select all that apply): wind coriolis effect gravity density 2. What happens to density values as you descend to the bottom of the
ocean? increases decreases no change 3. What happens to the salinity as you descend to the bottom of the
ocean? increases decreases no change 4. What happens to the temperature as you descend to the bottom of the
ocean? increases decreases no change 5. Where does all deep water in the world’s oceans originate? poles mid latitudes equator depends 6. Use the following thermohaline currents to answer questions 7, 8, 9,
and 10: Antarctic Bottom Water (ABW) Antarctic Intermediate Water (AIW) Mediterranean Intermediate Water (MIW) North Atlantic Deep Water (NADW) Red Sea Intermediate Water (RIW) 7. Which current is the densest? AABW AIW MIW NADW RIW 8. Which current is the least dense? AABW AIW MIW NADW RIW 9. Which current is the coldest? AABW AIW MIW NADW RIW 10. Which current is the warmest? AABW AIW MIW NADW RIW 11.
What percentage of wind speed (10 m or 30 ft above the
surface) is transferred to water to produce surface currents?
12.
What are the 5 circulation circles in the 3 main oceans called
(generic term)?
13. What causes the 'term', in Question 12, to form? 14.
Label the following surface currents on Figure 1 (time for some
more research): California Current Equatorial countercurrent Gulf Stream Labrador 15. Canary
Identify the following surface currents Figure 1 Current #5 Current #14 Current #17 Current #20 Current #22 Figure 1. Ocean currents of the world.
16. The mixing time of water in the world ocean is how many years?
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