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29 Cards in this Set
- Front
- Back
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Robert Ballard
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Alvin deep diving, famous oceanographer
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Pacific Ocean
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world's largest ocean, covering 1/2 of ocean surface on earth, deepest point
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Atlantic Ocean
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half of Pacific ocean, 2nd largest
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Indian Ocean
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southern hemisphere ocean
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Arctic Ocean
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small mostly ice ocean
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Système International d’Unités
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devised in france in 1799
not used in USA, Liberia,Myanmar |
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Celsius conversion
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(f-32)/1.8
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goal of scientific method
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to discover underlying patterns in natural world and
use this knowledge to make predictions about what will happen under a given set of conditions |
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5 points scientific method
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curiosity, obs and measurements, hypothesis, experiments, theory
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latitude
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parallels
equator is 0 degrees, north pole is 90 degrees, originally deduced by looking at the stars and figuring out angle from horizon to north star/southern cross measures how far north and south you are run with horizon |
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longitude
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meridians, all same length, Prime meridian (greenwich meridian) is the starting point, International date line is 180 degrees
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Super clock and who invented it?
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John Harrison and the chronometer
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Earth turns how many degrees per hour?
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15 degrees
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Southern Ocean
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defined by meeting of the antarctic convergence currents
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___ of earths surface is ocean and they are not or are interconnected
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70.8 % and are interconnected
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Phoenicians
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Eastern Mediterranean, explored medit, red sea and indian ocean 2000 BC, circumnavigated Africa
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Greeks
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Pytheas developed latitude measuring in 325 BC, library of alexandria
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Renaissance
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14th through 17th centuries
Ptolemys map republished in Europe in 1410 |
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Age of Discovery
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Ocean
30 years between 1492 and 1522 during which Europeans explored the Americas and circumnavigated the globe |
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Why explore ocean three points?
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-new trade routes
-new sources of gods -spread christianity |
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main economic reason for exploration in old world
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Constantinople captured by Sultan Mohammed II and needed new trade route to india
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Prince Henry the Navigator
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set up marine school
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Bartholomeau Diaz
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rounded southern tip of Africa in 1486
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Vasco de Gama
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established a new trade route around the tip of Africa to India
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Christopher Columbus
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Italian sponsored by Spanish, thought Caribbean was India
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John Cabot
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Landed N. America 1497
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Vasco Nunez de Balboa
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first saw Pacific in 1513 off a mountain
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Ferdinand Magellan
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circumnavigation of the globe...never made it home
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James Cook
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made contributions to scientific knowledge of the oceans
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