Oceanography Vocabulary - Statistics

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  • The average score is 15 of 25
Answer Stats
Hint First
Letter
Answer % Correct
The shallow (typically less than 200 m) and flat sub-marine extension of a continent. C {Continental} shelf
88%
A large, floating piece of glacial ice. I Iceberg
88%
A long, narrow depression on the seafloor. T Trench
88%
A small shrimplike crustacean of the open seas eaten by a number of larger animals, including baleen whales. K Krill
86%
A system for the detection of objects under water and for measuring the water's depth by emitting sound pulses and detecting or measuring their return after being reflected. S Sonar
84%
A ring-shaped carbonate (or coral) reef or series of islands. A Atoll
81%
An underwater ecosystem characterized by colonies of coral polyps held together by calcium carbonate. C Coral reef
81%
The amount of dissolved salts present in water. S Salinity
79%
A volcanic rock that makes up much of the oceanic crust. B Basalt
78%
The movement of water from one location to another. C Current
76%
The small and microscopic organisms drifting or floating in the sea or fresh water, consisting chiefly of diatoms, protozoans, small crustaceans, and the eggs and larval stages of larger animals. P Plankton
76%
The base level for measuring elevation and depth on Earth. S Sea level
74%
The Earth’s crust underlying the oceans (as opposed to continental crust). O Oceanic crust
69%
A group of predominantly aquatic, photosynthetic, and nucleus-bearing organisms that lack the roots, stems, leaves, and specialized multicellular reproductive structures of true plants. A Algae
66%
The major surface current flowing northwards along the Atlantic coast of the U.S. and Canada. G Gulf Stream
62%
A flat region of the ocean floor, usually at the base of a continental rise, where slope is less than 1:1000. A {Abyssal} plain
60%
Unconsolidated particles of mineral or rock that settle to the seafloor. S Sediment
55%
A long, thin island parallel to the shore, created through the deposition of sand. B Barrier island
34%
The measurement of depth of water in oceans, seas, or lakes. B Bathymetry
34%
The natural separation of an ocean's water into horizontal layers by density. S Stratification
34%
A submerged mountain rising from the seafloor. S Seamount
31%
The sudden release and breaking away of a mass of ice from a glacier, iceberg, ice front, ice shelf, or crevasse. C Calving
28%
Any of several continuous submarine mountain chains rising from the ocean floor. O Oceanic ridge
21%
A relatively large piece of floating sea ice, i.e., ice that has formed from frozen ocean water. I Ice floe
19%
A boundary between a continent and the ocean that is also a tectonic plate boundary. A Active continental margin
3%
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