Ocean

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There are two reasons an Ocean is a landform

  1. It is a huge body of water (many miles!
  2. It surrounds 3/4 of the Earth’s surface.

Here is the list of the Oceans of the world:

Atlantic, Pacific, Arctic, Southern and Indian Oceans

What is an Ocean?

The oceans of the world are actually a landform of water that do take up 71% of the earth’s surface.  It is made up of a total of 5 bodies of water.  The world below the ocean contain a large variety of landforms as well. These  include the following: mid-ocean ranges, guyots, abyss, trenches and even mountains!




Many historians believed that there was only 4 oceans of the world.  With all of our new technology and are ability to survey the world, they discovered that the Arctic Ocean that is located by Antarctica is a ocean.  It kind of reminds you of the now not a planet Pluto, doesn’t it?  Technology is a wonderful thing.

Atlantic, Pacific, Arctic, Southern and Indian Oceans are considered major landforms of the world.  What do you think the least famous landform of world is?  It is the Southern or Anartic Ocean.  Back in the late 1990’s it was finally considered an ocean by scientist who study the earth better known as geologists.

How were the Oceans Created?

Think back before the dinosaurs were alive.  More than a few billion years ago, when earth was hot and not life existed, the oceans were still not a though.  The right gases started to mix, so right, water started to form, so much so, the oceans were formed.

Definition of an Ocean

An ocean is  major landform that contains the 5 largest bodies of water on the planet earth that also contains saline, better know as salt water.

Landforms in the ocean:

Oceanic BasinOceanic PlateauMid-Ocean RidgeAseismic Ridge, Guyot

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