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The top documents tagged [oldest continental crust]
Unifying theory
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Lecture-5 1 Lecture #05- Continents vs.Oceans. Lecture-5 2 Continents vs. Oceans F Although the Earth is well described by radial models, significant
215 views
Plate Tectonics. Earth’s Interior Alfred Wegener (1880-1930) German astronomer/meteorologist Worked in Greenland on polar air circulation Died on expedition
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The Archean: 4.6-2.5bya
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Explain how sea-floor spreading provides a way for continents to move. Describe how new oceanic lithosphere forms at mid-ocean ridges.
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