TAMU OCNG 251 - Exam 1 Study Guide (12 pages)

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OCNG 251 1st Edition Exam 1 Study Guide Summary of Emails 1 An asteroid will safely fly passes on Sunday September 7 distance equivalent to about one tenth of the distance between Earth and the moon over New Zealand The asteroid about 60ft in diameter was too small to be seen with naked eye 2 Curiosity the first roving analytical laboratory on Mars has been cruising around Mars in the past two years drilling rocks looking at soil and photographing layered outcrops Curiosity caught an image of clouds which are composed of ice crystals and water droplets 3 In the deep sea they are many scary creatures including Frilled shark Gulper eel Fangtooth fish Pacific viperfish Humpback anglerfish Stargazer fish Giant spider crab Giant isopod Goblin shark Giant squid Terrible claw lobster Megamouth shark 4 A ship from the Franklin expedition which disappeared in the 1840s was found by Canadian authorities To search for the ship they used controlled unmanned submarines and an array of sonar technology including synthetic aperture multibeam and side scan Chapter 1 History of Ocean Exploration and Ocean Science I The early voyages Polynesian exploration Mediterranean Sea Red Sea and Indian Ocean back to 2000 B C Established Med trade routes by 500 B C Reached S African Cape of Good Hope by 590 B C Navigated as far north as the British Isles II Discoveries of the Greeks and Romans Mediterranean view of the World earliest recorded sea voyage of Greeks and Romans when there is evidence of sea trading between the Greek mainland and the Aegean island of Melos Greek Herodotus made a map that centered around the Mediterranean Sea Greek Pytheas determined the means of latitude and longitude Greek Eratosthenes determined the circumference of the earth with extreme accuracy for his time Roman Seneca developed the hydrologic cycle Greek Pytolemy created a map of the Roman world that had the latitude and longitude III The Dark Middle Ages and the loss of knowledge Library at Alexandria Egypt