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Physical oceanography: Quiz


Question 1: Flow in the real ocean is more complex, but the ________, Agulhas and Kuroshio are examples of such currents.
Coriolis effectOcean currentThermohaline circulationGulf Stream

Question 2: Though this apparent discrepancy is great, for both land and sea, the respective extremes such as ________ and trenches are rare.
MountainLandformMountain rangeLevee

Question 3: Physical oceanography is one of several sub-domains into which ________ is divided; others include biological, chemical and geological oceanographies.
HydrologyCoastal geographyOceanographyBiosphere

Question 4: Kelvin waves are gravity driven and non-dispersive, meaning that the phase speed of the wave at any one ________ will equal the group speed of the wave energy for all frequencies.
SoundFrequencyElectromagnetic radiationOptics

Question 5: In terms of temperature, the ocean's layers are highly ________-dependent; the thermocline is pronounced in the tropics, but nonexistent in polar waters (Marshak 2001).
Prime MeridianAntarctic CircleEquatorLatitude

Question 6: Roughly 97% of the planet's water is in its oceans, and the oceans are the source of the vast majority of water vapor that condenses in the atmosphere and falls as ________ or snow on the continents.
RainClimateEarth rainfall climatologyPrecipitation (meteorology)

Question 7: Coastal Kelvin waves follow shorelines and will always propagate in a counterclockwise direction in the Northern hemisphere (with the shoreline to the right of the direction of travel) and clockwise in the ________.
South AfricaMaldivesMozambiqueSouthern Hemisphere

Question 8: The Coriolis effect is also responsible for coastal ________ as wind-driven currents tend to forced to the right of the winds in the Northern Hemisphere and to the left of the winds in the Southern Hemisphere.
Water columnUpwellingHumboldt CurrentHydrothermal vent

Question 9: The waves can travel with a velocity of up to several hundred km/hour across the ocean surface, but in mid-ocean they are barely detectable with ________ spanning hundreds of kilometers.
DiffractionElectromagnetic radiationWavelengthLight

Question 10: [2][3] The tremendous heat capacity of the oceans moderates the planet's climate, and its absorption of various gases affects the composition of the ________.
AtmosphereGanymede (moon)NeptuneExtraterrestrial atmospheres


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