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An ocean is
one of the five large bodies of salt water that covers the earth.
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There are four oceans on earth.
Or are there more? When Professor Nibble learned about the oceans, he was
told the four oceans are the Pacific, Atlantic, Indian and Arctic.
Some geographers are now saying we actually
have five oceans. They have named the ocean surrounding Antarctica - the
Southern Ocean. So, if we now have five major oceans on earth, they would
be listed in size like this: This decision was made in the year 2000. |
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Oceans cover about 70% of the Earth's surface. The oceans contain roughly 97% of the Earth's water supply. |
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Related Terms
coast - where an ocean touches the land continent - large bodies of land on earth; surrounded by oceans island - small bodies of land surrounded by ocean water sea - often a body of water that is connected to an ocean; geographers call this part of the ocean a sea because of its relationship with the surrounding land reef - found just below the surface of the ocean in some areas There are many other landform terms that are related to oceans. |
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© Nibble University 2000-2008
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