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Mariana Trench
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Презентация на тему Mariana Trench
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Mariana Trench By: Alekseeva Yana Class 11 A
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Mariana Trench - the oceanic trench in the western Pacific ocean. It is the deepest place on the Earth. Mariana Trench is called «the fourth pole of the Earth».
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People tried to conquer the North and the South poles of the Earth, ascended Mount Everest for many decades, but reach the bottom of the Mariana Trench failed.
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In 1951 obtained the first data on the depth, which were made of British ship "Challenger" - 10 863 m. In 1957, scientists found, that a maximum depth of the Mariana Trench - 11 022 m
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Representation of depth
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Blue Whale dives maximum to 100 meters . It is the largest animal on the Earth.
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This is the height of the Ostankino Tower.
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The light does not penetrate to a depth below 1,000 meters.
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The inhabitants are blind and very old. Water temperature is + 2 °C.
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Pressure is greater in 1100 times, than on earth, but life exists on this depth.
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The airplane is flying at this height.
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If you look at the level of the ocean, the Mariana Trench is located farther than Mount Everest. The only person who sunk to this depth was Don Walsh (1960).
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Researchers have found life in the depths of the Mariana Trench. The inhabitants look terrible - octopus-mutant, unusual sea stars and creature a two-meter length.
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Examples of animals
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Still scientists do not know what is on the depth of the Mariana Trench. They are afraid of monsters and do not understand how they can live? Until this remains a mystery!
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Thank you for attention!
