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Tag Archives: mid-ocean ridge

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What are Plate Tectonics?

ScienceBy William Anderson (Schoolworkhelper Editorial Team)September 23, 2010Leave a comment

The lithosphere is broken into rigid plates that move in relationship to one another on the asthenosphere. Plate Tectonics:  a theory that describes the formation, movements, and interactions of these plates. Continental Drift:  an early hypothesis about plate movement that says the continents drifted from one location to another over time. -Proposed in 1912 by…

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