Relief Of Ocean Floor Meaning

The bottom surface of the ocean or known as land under the waters of the ocean floor creating the complex and varied features. This article talks about the minor relief of the ocean floors. These notes will also be useful for other competitive exams like banking po ssc state civil services exams and so on.

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Plate tectonics and the ocean floor.

Relief of ocean floor meaning. Ocean floor definition of ocean floor by the free dictionary. According to scientific american the ocean floor has been mapped to a resolution of 5 kilometers as of 2014. This study is extensive and it has been established that the ocean floor has similar features of mountains and valleys as on the earth. It influences the oceanic movement in the form of currents.

Ocean relief is the outcome of the great depressions of the earth s outer layer mostly on the bottom surface. The under water topography maps have been developed by the study of ocean floor topography. Bathymetry the shape of the ocean floor is largely a result of a process called plate tectonics the outer rocky layer of the earth includes about a dozen large sections called tectonic plates that are arranged like a spherical jig saw puzzle floating on top of the earth s hot flowing mantle. It controls the motion of sea water.

Oceanic land forms submarine relief there are mountains basins plateaus ridges canyons and trenches beneath the ocean water too. This great variety of relief is largely due to interaction of tectonic volcanic erosional and depositional processes. This means that anything larger than 5 kilometers 3 1 miles can be seen. These relief features found on the ocean floor are called submarine relief.

Geography minor relief of the ocean floor. Ocean floor topography involves the study of ocean bottom features including the outer continental shelf continental slopes and ocean waves desktops. Significance of oceanic relief 1. Ocean floor the bottom of a sea or ocean davy jones davy jones s locker ocean bottom sea bottom sea floor seabed abyssal zone the deep sea.

Relief of the ocean floor the outstanding feature of the atlantic floor is the mid atlantic ridge an immense median mountain range extending throughout the length of the atlantic claiming the centre third of the ocean bed and reaching roughly 1 000 miles 1 600 km in breadth. The ocean basins are broadly divided into four major subdivisions. 3 1 gives the relief features. Ncert notes on important topics for the upsc civil services exam.

It helps in the navigation and fishing. Given below is a survey of typical relief features of the ocean floor. As a result there are deepest trenches and the largest plains on the ocean floor as well. At greater depths the tectonic and volcanic phenomena are more significant processes.