Skidaway Institute Of Oceanography – Flashcards
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Oceanography differs from Oceanology in that
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Oceanography implies mainly describing the ocean, where as Oceanology is the study of the ocean
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The first stage in the history of ocean study was
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Primarily a time of exploration and describing ocean boundaries
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The second stage in the history of ocean study
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included the first compilation of scientific data in a textbook form
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The third stage in the history of ocean study
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Is dominated by the work of governments and research institutions rather than the lone individual.
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The major importances of the development of the aqualung and SCUBA is:
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They have greatly expanded man's ability to explore the shallow regions of the oceans. They have directly or indirectly introduced more people to the wonders of the ocean and this has increased support for oceanologic research. They have permitted direct observation and research in the shallow oceans.
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Rapid decompression can cause
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the bends when ascending rapidly from great depth
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Nitrogen narcosis can be prevented by
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replacing the nitrogen in the compressed air with a gas such as helium
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Piloting
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is sailing along the coastline and locating position from landmarks
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This period of oceanology involvesas primarily an individual endeavor
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The initial stage of ocean research and exploration
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Who dominated European ocean exploration during the Middle Ages, reaching Iceland, Greenland and even North America.
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The Vikings
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This period of oceanology involves a group effort involving large research institutions.
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Current research
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Who proposed the hypothesis that volcanic islands, coral reefs and coral atolls represent a sequential development produced by submergence of the volcano and upward growth of coral.
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Darwin
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Who published the first text on Oceanography based upon his discoveries on the HMS Challenger
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John Murray
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In 1519, the first circumnavigation of the Earth was started and completed by whom
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Ferdinand Magellan completed by Juan Sebastián Elcano.
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The future of Oceanography is likely to be dominated by
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international efforts, computers and submersibles.
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Much of the ocean research during the 1920s and 1930s was in response to the realization of the importance of the oceans in what
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War
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One of the greatest accomplishments of Thomson during his voyage on the HMS Challenge
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Was the the discovery of the marinana trench
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Who demonstrated that there was no great Arctic continent corresponding to Antarctic
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Fridtjof Nansen
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The world map displayed three continents surrounded by a great ocean was drawn by whom
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Herodotus
