OCS 1005 : Geological Study Guide Test 1
15 Mar 2019
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Document Summary
The layers of the earth (i. e. ; earth"s cross-section and temperatures) Origins of oceans and atmosphere (know the difference in composition between the early and recent atmospheres) Ages of universe, earth and first life forms. Structure of the earth (i. e. ; lithosphere, asthenosphere, mantle etc. ) Radioactive dating - uranium to lead for dating ancient rocks. Convergent, divergent and transform plate boundaries, and what happens at each. Cross-sections of atlantic and pacific oceans as given in class. Grain size distribution from pebbles to clays and its significance. Evidence for sea floor spreading (be able to define each) Similarity of fossils and minerals between africa and south america. Variation in thickness of ocean sediments (importance of red clays). Convection cell (and what the driving force is) The dance of the continents and how we are able to locate where continents were in the past.
