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geol ch. 6 - i Earthquakes volcanic eruptions mountain...

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Lecture 6 – Plate Tectonics I. Core of Theory a. Earth’s outer surface consists of rigid plates b. Laterally and interact c. Major geologic activity is at plate boundaries II. Plate Types a. Oceanic – Pacific b. Continental – Iranian c. Mixed – North America III. Plate Size a. Outline or edge determined by geologic activity:
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Unformatted text preview: i. Earthquakes, volcanic eruptions, mountain ranges IV. Life Cycle of Plates a. Birth – Spreading Centers (MOR) b. Death – Subduction Zones (DST) V. Types a. Diverging – move apart b. Converging – collide O-C, O-O, C-C c. Transform – slide past each other M-M, M-T, T-T...
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