EESA06H3 Lecture : lec 02

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23 Jan 2012
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* plate tectonics, it s a 20 year old hypothesis. * continents are mobile, moving apart, soon they will come together as supercontinents, its not the continents tht r drifting it s the plates, in which the continents are embedded. * continents do move, but don t drift independently in which they are a part of. * magnetism used to age date rocks, where rocks were at one time. * contributions to lunar geology, recognize craters on the moon, high explosivelunar geology. * laurasia northern part of pangea (north america part of this and asia) * sea shaped form to pangea, tethes sea fills the spot in between before. * gondwana, rocks that have organisms in them. * mesosoraus, rocks in brazil south america, southern africa, rocks found there . * that animal roamed in shallow lakes, telling us that these areas were connected, because these are land animals.

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