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Oceanography Vocab Word Scramble

 
 


 

 
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Question Answer
continental landmasslarge land area rising above the ocean level
continental slopesharp drop-off going down to the ocean bottom
mid-ocean ridgehuge underwater chain of mountains
seamountsubmerged volcano rising up from the sea floor
islandpeak of an undersea mountain which shows through the surface
guyotold and worn, flat-topped seamount, always under water
continental shelfgently sloping extension of he land mass, covered by a few hundred feet of ocean
abyssal plainlarge, very flat area on the ocean floor
rift valleyhuge crack in the middle of the undersea mountain chain
trenchdeepest parts of the ocean, where a valley is formed by sections of the earth's crust coming together
ocean basinlower parts of the earth's surface where the oceans are found
ocean floorbottom of the ocean basin
oozeorganic sediment on the ocean floor
turbidity currentmoving water which carries mud and sand down a slope
red claynon-organic sediment on the ocean floor
submarine canyonshuge cut in the undersea shelf and slope, caused by moving mud and water (underwater landslide)
sedimentsand, gravel, clay and other materials which settle out of the ocean water and cover the ocean floor
plate tectonicstheory that the surface of the earth isnot one solid shell, but is made up of seven huge pieces called plates
oceanographythe study of the ocean
How much of earth is covered by oceans?70-75 percent
How deep is the ocean floor?9,000-11,000 feet