Parts Of The Ocean Floor
It is actually a part of the continent sloping.
Parts of the ocean floor. Japan s marina trench is the deepest part of the ocean ever to be explored by man and it sits at 35 797 feet. For more free educational resources visit http lincolnlear. The trenches around the edges of the eastern pacific ocean are shallower than are those of the western pacific. A trench is a long deep depression in the.
The depth depends on the trenches and valleys in the area. In the late 1950s the bathyscaphe deep boat trieste was the first manned vehicle to venture to the deepest parts of the ocean a region of the. Continental shelf is the shallow portion of the ocean which lies close to the continental margin. Start studying parts of the ocean floor.
The deepest parts of the ocean floor are caused by plate tectonic subduction and occur where the sea floor sinks back into the mantle in a subduction zone. This graphic shows several ocean floor features on a scale from 0 35 000 feet below sea level. It comprises the continental shelf the continental slope and the continental rise. Continental shelf 300 feet continental slope 300 10 000 feet abyssal plain 10 000 feet abyssal hill 3 000 feet up from the abyssal plain seamount 6 000 feet.
Of course some scientific research requires actually traveling to the bottom of the ocean to collect samples or directly observe the ocean floor but this is more expensive and can be dangerous. The following features are shown at example depths to scale though each feature has a considerable range at which it may occur. This video examines the different types of features in the ocean primarily on the ocean floor. The hadalpelagic zone lies between 19 686 feet to 36 100 feet.
Mid ocean ridge parts of the ocean floor trench a long mountain range located on the ocean floor. Learn vocabulary terms and more with flashcards games and other study tools. Continental margin underwater extension of the continent. The mariana trench the world s deepest submarine de pression is more than 11 000m below sea level in some parts about 7 000m below the mean depth of the ocean floor.
In general the ocean floor can be divided into four major divisions. Its topography is highly variable.