Relief Features Of The Ocean Floor
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In all about 7 5 of the total area of the oceans is covered by the continental shelves.
Relief features of the ocean floor. The ocean floors can be divided into four major divisions and some minor relief features. This graphic shows several ocean floor features on a scale from 0 35 000 feet below sea level. The mountain ranges can have peaks as high as 2 500 m and some even reach above. The following features are shown at example depths to scale though each feature has a considerable range at which it may occur.
These forms are called submarine relief. Major ocean relief features four major divisions in the ocean relief are. This video examines the different types of features in the ocean primarily on the ocean floor. 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.
Part of byju s ncert geography notes for upsc 2019. 3 1 gives the relief features. The bottom surface of the ocean or known as land under the waters of the ocean floor creating the complex and varied features. These relief features found on the ocean floor are called submarine relief.
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. Oceanic land forms submarine relief there are mountains basins plateaus ridges canyons and trenches beneath the ocean water too. This is a gentle seaward sloping surface extending from the coasts toward s the open sea. Mid oceanic ridges a mid oceanic ridge is composed of two chains of mountains separated by a large depression.
This video examines the different types of features in the ocean primarily on the ocean floor. Ocean relief ocean relief is largely due to tectonic volcanic erosional and depositional processes and their interactions. Apart from the above mentioned major relief features of the ocean floor some minor but significant features predominate in different parts of the oceans. The ocean basins are broadly divided into four major subdivisions.
The oceanic relief features are in the form of mountains basins plateaus ridges canyons and trenches beneath the ocean water. The shelf is formed by the drowning of a. The continental shelf the continental slope the continental rise the deep sea plain or the abyssal plain.
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