OCS 1005 : Fall 2012 OCS 1005 Short Review Slides For Exam 1
15 Mar 2019
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Document Summary
The relative amount of water in various locations on or near earth"s surface. Formation of earth and the solar system (cid:149) nebular hypothesis. All bodies in the solar system formed from nebula. Nebula = cloud of gases and space dust (cid:149) mainly hydrogen and helium. Core fe & ni inner solid outer liquid. Earth"s layers may also be classified by physical properties. Denser and more slowly flowing than the asthenosphere. Solid, very dense and extremely hot (cid:149) water vapor in the atmosphere condensed into clouds. 4 bya (cid:149) water vapor in the atmosphere condensed into clouds. (cid:149) eventually, the surface cooled enough for water to collect in basins. Where did life begin ? (cid:149)3. 5 to 3. 8 billion years ago (cid:149)chemosynthesizers. Europeans explored the world by sea during the renaissance: henry the navigator explorers under his patronage compiled detailed charts and explored the west coast of africa. 1451-1470: christopher columbus although he never saw the mainland of.
