EESA06H3 Final: Complete and Comprehensive 19 Page Final Exam Study Guide - Winter 2016
8 Apr 2016
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Eesa06 - lecture 1 - how planet earth formed and is evolving. Stratigraphy: the study of layers, basically creating an order of events in history. Paradigm: term in science used to describe revolution in thinking. Earth"s surface is always moving (horizontally and vertically) - there is nowhere that is stable on the earth"s surface. North america is moving 3. 7 cm a year towards the southwest. Other places on the earth are moving 25 cm a year. Seafloor spreading: progressive widening of the ocean basins - this pushes the. All the present-day continents were clustered together in what is called a continents apart supercontinent. Laurasia (north america was joined to europe and asia) and gondwana (southern continents) were parts of pangea. Pangea in greek - all the land ( pan" - all, gea" - land) Over the next 250 million years, the atlantic ocean will close and slowly, all the.
