Major water bodies Oceans


 
 
Concept Explanation
 

Major water bodies Oceans

Major water bodies

oceans

Ocean are very large water bodies surrounding the continents. There are four main oceans on the surface of the earth. These are the pacific ocean, the Atlantic ocean the Indian ocean and the Arctic ocean. The ocean water is never still. Its movement can be categorised as waves, tides and currents. These movement are caused due to difference in temperature salinity and prevailing winds.

The pacific ocean

It is the largest of all the oceans, covering nearly one-third of the earth’s surface. It is also deepest ocean and includes the Mariana Trench, The deepest place on the earth’s surface. It is bordered by the continents of North America and south America in the east and Asia and Australia in the west. In the north, it is joined to the Arctic ocean through the narrow Bering Strait. In the south, it merges with the Atlantic and the Indian ocean.

The Atlantic Ocean

It is the second largest ocean of the world, covering about one-sixth of the Earth’s surface. Its shape is like the alphabet ‘S’. The continents of Europe and Africa border this ocean in the east and north America and south America make up its western boundary. In the northern, it stretches up to the Arctic circle and in the south, it merges with the pacific and the Indian oceans.

The Indian Ocean

It is the only ocean to be named after a country. Its shape is roughly triangular. It is bordered in the north by the continent of Asia. Indian lies at the head of this ocean. Arabian sea and bay of Bengal are the two northward extension of the Indian ocean. To the east of this ocean lies Australia and to the west lies Africa. In the south it merges with the Atlantic and the pacific ocean. The deepest point in this ocean is the sunda Trench.

The Arctic Ocean

It lies around the north pole and extends southward up to the Arctic circle. North America, Europe and Asia are the three continents that border this ocean in the south.

Sample Questions
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Question : 1

Ocean water contains _____ % salt.

Right Option : A
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Question : 2

The second largest ocean of the world is :-

Right Option : C
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Question : 3

Arabian Sea and Bay of Bengal are the two Northward extension of the ________  ocean .

Right Option : B
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