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Mid-Term Review
Section review
11
Science
12th Grade
01/13/2014

Additional Science Flashcards

 


 

Cards

Term
Current
Definition
a body of water moving in a definite direction, esp. through a surrounding body of water in which there is less movement.
Term
Surface current
Definition
Term
Thermohaline Current
Definition
The “thermohaline” circulation of the ocean refers to the flow of ocean water caused by changes in density.
Term
Wind driven vertical currents
Definition
Term
upwelling
Definition
a rising of seawater, magma, or other liquid.
Term
Coriolis effect
Definition
an effect whereby a mass moving in a rotating system experiences a force (the Coriolis force ) acting perpendicular to the direction of motion and to the axis of rotation. Northern Hemisphere = turn right. Southern Hemisphere = turn left.
Term
Gyres
Definition
a swirling spiral or vortex
Term
Gulf Stream
Definition
a warm ocean current that flows from the Gulf of Mexico northward through the Atlantic Ocean
Term
Global ocean conveyor belt
Definition
the system of interlinked oceanic currents that cover the world
Term
Waves
Definition
moving ridge or swell that disturbs the surface of the ocean
Term
Parts of a wave-crest, trough, wavelength,wave height, frequency, period
Definition
crest= top of the wave, where it breaks
Trough= the low point of the wave
wavelength= distance between peaks of waves
wave height= distance from bottom to top of a wave
frequency= how often waves pass through an area during a period of time
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