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Sea floor sediments and characteristics quizlet.
Melting icebergs carry sediments and when melted the sediments are deposited down onto the sea floor 3rd way sediments reach ocean basins wind carries volcanic ash dust and sand from desert into ocean and it sinks down.
There are three kinds of sea floor sediment.
Measurements of the thickness of marine sediments and absolute age determinations of such bottom material have provided additional evidence for seafloor spreading.
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The sea floor and its sediments.
Sediments that accumulate on the seafloor provide information about ocean conditions at the time that the sediment was deposited changes in the composition of the seafloor sediment reflect changes in the depositional environment.
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While most biology is found nearshore most of the nearshore biogenous sediments are watered down with the vast amount of neritic sediments and are hard to find in abundance nearshore.
And commonly an external shell called a test of diverse forms and materials tests of chitin found in some simple genera.
Informally called forams are single celled organisms members of a phylum or class of amoeboid protists characterized by streaming granular ectoplasm for catching food and other uses.
Terrigenous pelagic and hydrogenous.
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It is further contoured by strong currents along the continental rise.
Latin for hole bearers.
Terrigenous sediment is derived from land and usually deposited on the continental shelf continental rise and abyssal plain.
Foraminifera f ə ˌ r æ m ə ˈ n ɪ f ə r ə.
The sea floor and its sediments.
