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Oceanography Unit 2
| Term | Definition |
|---|---|
| Snefru | Egyptian pharaoh who brought 40 ships from Phoenicia to Egypt (3200 BC) |
| George Bass | “Father of underwater archaeology,” he discovered oldest underwater shipwreck, a vessel used by Syrian metal merchant trader |
| Piloting | Using coastal features as a method of navigation |
| Phoenician Star | The North Star, may have been used for reference during night sailing |
| Outrigger | For stability |
| Herodotus | Circa 450 BC, one of the earliest published maps of Greek world |
| Pytheas | Circa 300 BC, predicted tides based on phases of the moon, determined relative North-South position by angle of North Star |
| Eratosthenes | Second librarian of the Library of Alexandria, invented the first latitude-longitude system (...irregular because the grid lines ran through important landmarks |
| Strabo | Published a 17 volume compilation of information of the known world: Geographica, indicated that stream erosion contributes to sediments on the seafloor |
| Ptolemy | Portrayed a portion of the Earth as a sphere on flat paper, his latitude-longitude lines were more uniform, like current projections |
| Latitude | Measures distances North and South of the Equator, runs east-west |
| Parallels | Lines of latitude run east-west |
| Equator | Line at 0* which runs horizontally across the glove, separating the Earth into Northern and Southern hemispheres |
| Longitude | The distance east-west of the prime meridian |
| Meridians | 15* apart, used to establish the 24 time zones |
| Prime Meridian | Divides Earth into western and eastern hemispheres, 0* longitude, Greenwich, UK |
| Drakar | Warship of Vikings |
| Knorr | trader/merchant |
| Thermoremanent Magnetism | Heated and quenched iron |
| Henry the Navigator | Explored the west coast of Africa |
| Bartholomew Dias | First European to sail around the cape of good hope |
| Christopher Columbus | Discovered the Caribbean in efforts to sail west to Orient |
| Vasco de Gama | Sailed around Africa to India |
| Amerigo Vespucci | Made several voyages to south America (recognized it as a new continent) |
| Vasco de Balboa | Crossed the isthmus of Panama and became the first European to view the pacific from the east |
| Ferdinand Magellan | 250 men/5 ships to circumnavigate the globe, only 18 men/1 ship made it back to Spain in 1522 |
| Sir Francis Drake | Raided Spanish ships and colonies in the new world, forced to circumnavigate the globe to rerun to England (1577) |
Created by:
Hventura
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