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Quiz

Oceanography Ch. 6

allebeau2 10 questions

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Questions in this quiz (10)

  1. 1Most of the ocean is divided into __________ horizontal depth zones based on density, and known as __________.
    1. A2. . . . photic zone and aphotic zone
    2. B4. . . . shelf, slope, rise, and abyssal
    3. C3. . . . mixed layer, pycnocline, and deep layer
    4. D2. . . . wind-driven layer and thermohaline layer
  2. 2
    Once wind sets the surface waters in motion, the forces and features acting on the water to change its speed and direction is (are) __________.
    1. Abasins and coasts
    2. Bfriction
    3. Cthe Coriolis Effect
    4. DAll of the above are correct.
    5. EOnly a and b are correct.
  3. 3Which of the following is not true of ocean rings?
    1. AThey form from meanders in boundary currents.
    2. BThey are characterized as cold- or warm-core.
    3. CThey typically extend 100 to 200 km (60 to 120 mi) across.
    4. DThey occur on both sides of the Gulf Stream.
    5. EThey form on continental shelves.
  4. 4
    Deep-ocean and near-bottom currents are strongest along the __________ sides of ocean basins.
    1. Anorthern
    2. Bsouthern
    3. Ceastern
    4. Dwestern
  5. 5Which process brings about changes in the temperature and salinity of surface waters?
    1. AEvaporation
    2. BPrecipitation
    3. Cheating
    4. Dcooling
    5. Eall of the above are correct
  6. 6Sub-polar gyres rotate __________ in the Northern Hemisphere and __________ in the Southern Hemisphere.
    1. Aclockwise. . . . counterclockwise
    2. Bcounterclockwise. . . . clockwise
  7. 7The meridional overturning circulation (MOC) can be thought of as beginning in the far northern reaches of the __________.
    1. ANorth Pacific Ocean
    2. BNorth Atlantic Ocean
    3. CSouthern Ocean
    4. DIndian Ocean
  8. 8Deep water ______ form in the Pacific Ocean basin.
    1. Adoes
    2. Bdoes not
  9. 9
    The frictional coupling between wind and water generates surface water currents __________.
    1. Amoving in the same direction as the wind
    2. Bthat are deflected to the right of the wind in the Northern Hemisphere and to the left in the Southern Hemisphere
    3. Cgenerally moving at about 2% of the wind speed
    4. DBoth a and c are correct.
    5. EBoth b and c are correct.
  10. 10In the North Atlantic, newly formed water masses __________ because they are __________ than surrounding waters.
    1. Arise. . . . less dense
    2. Brise. . . . less dense
      rise. . . . denser
    3. Csink. . . . less dense
    4. Dsink. . . . denser

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Description
Quiz on Oceanography Ch. 6, created by allebeau2 on 19/12/2015.
Author
allebeau2
Language
English
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