chapter 13: oceans by: sallie back & whitney traynham
TRANSCRIPT
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Chapter 13: Oceans
By: Sallie Back &
Whitney Traynham
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Salinity: the amount of salt in the ocean
Water Cycle: the process in which Earth’s water leaves and returns to Earth
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between 3 & 7 hundred feet sea level where temperature drops fasterthan any other place on Earth
Thermocline:
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flat area of the continental margin
Steepest part of continental margin
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Base of continental slope
Continental Rise:
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Abyssal Plain:
BROAD Portion of the deep-ocean basin
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Mid-Ocean Ridge:Long mountainschain formedfrom divergent boundaries
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Rift Valley: Valley forming a rift zone between divergent boundaries
Seamount: individual mountain created from volcanic material on the abyssal plain
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Ocean Trench: crack in the deep ocean basin that forms where an oceanic plate is forced under another plate
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Plankton: microscopic organisms that float on the ocean’s surface
Nekton: free-swimming organisms in the ocean
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Benthos: Organisms that live on the ocean floor
Benthic Environment: The ocean floor &all the organisms that live In or on it
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Pelagic Environment: the entire of theocean excluding the ocean floor
Desalination: process of evaporating
sea water so that water & salt separate
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Nonpoint Source Pollution: pollution that comes from many sources with no specific source
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Summary:
In closing oceans are a dynamic part of our earth. They are made up of many different types of features and have many different
elements that make them unique.