EARTH 4 Lecture 2: Earth 4 Notes- Oceanography
Document Summary
Marine geology: study of earth"s crust & composition- how changes over time, physical oceanography: study of waves & currents, climate prediction- motion; how. Dark ages in europe (renaissance: chinese navigators explored indian ocean, indonesia, africa, & the atlantic in the. 1400s- ships laden w/gifts to show china"s wealth & degree of civilization- opposite of. Europe"s method (give away gifts rather than steal); chinese invented central rudder, water-tight compartments, sails on multiple masts: henry the navigator: explorers compiled detailed charts & explored africa"s west coast; Magellan expedition- first voyage around the world (1082 days) James cook, a commander in british royal navy, led 3 (1768-71; 1772-75; 1776-80) voyages that contributed to oceanography: Verified calculations of planetary orbits; charted new zealand, great barrier reef, Tonga, and easter islands; initiated friendly relations w/many native populations; brought back samples of marine life, land plants, & animals; recorded data concerning ocean foor.
