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Oceanography Test 3
This is the multiple choice
35
Other
Undergraduate 1
04/22/2009

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Cards

Term
Monsoons
Definition
A weather system that often forms in summer over Asia (India), brings heavy rains.
Term
Refraction
Definition
The bending of light as it enters the water. Result in objects appearing 25% bigger.
Term
Coriolis
Definition
The force that deflects the wind to their right in the northern hemisphere.
Term
Sodium
Definition
Next to chlorine (chloride ion) it is the most abundant dissolved ion in the sea.
Term
Sea Water
Definition
____ of average salinity freezes at -2 degrees C
Term
Horse Latitudes
Definition
A region of little wind and where most major deserts are located
Term
SOFAR
Definition
A layer in the ocean in which sound travels at its minimum speed thus traveling great distances
Term
Carbon Dioxide
Definition
A gas being produced in huge amounts which results in global warming.
Term
Biomagnification
Definition
The increase in concentration of pollutant found in organisms as you go higher up food chains.
Term
Negative
Definition
The charge that a chlorine atom gets when its against an electron to become a chloride ion.
Term
DDT
Definition
A pollutant which caused the thinning of bird egg shells.
Term
Hydrogen
Definition
The oxygen end of one water molecule sticks to the positive ___ end of another water molecule.
Term
High
Definition
Cold,dry air masses are ___ pressure areas.
Term
Salinometer
Definition
A device that measures the salinity of water by using electrical conductivity.
Term
Thermocline
Definition
A transition zone between the warm, mixed surface layer and deeper cold, dense water.
Term
Upwelling
Definition
A current that brings up needed nutrients from the sea floor.
Term
Aphotic
Definition
The zone in the ocean to where light does not reach.
Term
Eutrophication
Definition
The over fertilization of a body of water by excess nutrients (nitrates and phosphates)
Term
Westerlies
Definition
A wind patter that generally moves weather systems across the U.S. (modified by jet streams)
Term
Front
Definition
A boundary between two different air masses.
Term
Convection
Definition
When air is warmed by conduction it becomes less dense and rises creating winds.
Term
Sea Breeze
Definition
Caused when warm air rises over the land during the day sucking in cool air from the ocean.
Term
Evaporation
Definition
A sinking current produced in the Mediterranean Sea known as an ___ density current.
Term
Polar, Covalent
Definition
What type of bond is found between the atoms of a water molecule?
Term
Air
Definition
In what medium does sound travel at its slowest speed?
Term
Blue Whale
Definition
Which whale uses very loud, low frequency sound as a possible coastal scanner?
Term
High heat capacity
Definition
What term describes the fact that water is slow to heat and slow to cool?
Term
Affects the nervous system (loss of feeling, coordination, lower IQ) Coal burning.
Definition
How does methyl mercury affect humans and where does it come from?
Term
Viper Fish
Definition
What fish produces red bioluminescence in order to see prey?
Term
Sea Breezes, Provide moisture, fog, and rain, and stores and releases heat.
Definition
Give two ways in which the oceans moderate climate.
Term
Strong winds blow on shore or the bulge of water in the...
Definition
Describe under what conditions can you get a storm surge.
Term
Counter clockwise
Definition
Which direction do the winds turn in a tornado?
Term
Willy willys, Tropical Cyclone, Typhoon.
Definition
Give three names used to describe hurricanes.
Term
He absorbs the remaining blue light and there is no red light to reflect off him because it was absorbed by the water near the surface.
Definition
Why does a fish thats red at the surface appear to be black at the bottom of the photic zone?
Term
Because of the Ice Ring structure.
Definition
Why does ice float?
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