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Earth’s Interior
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- Earth is layered - layering is based on:. a) composition or
- Earth is layered - layering is based on: a) composition or b) state (s, l, g)
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- layering based on composition
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- layering based on state
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upper layers
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History of Plate Tectonics - Alfred Wegener (1920’s)
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History of Plate Tectonics - Alfred Wegener (1920’s) - Continental Drift Theory
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History of Plate Tectonics - Alfred Wegener (1920’s) - Continental Drift Theory - stated that continents plowed through the ocean floor
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History of Plate Tectonics - Alfred Wegener (1920’s) - Continental Drift Theory - stated that continents plowed through the ocean floor - quickly disproven
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History of Plate Tectonics - new technology after WWII allowed for mapping of ocean floor - new discoveries led to the Theory of Plate Tectonics
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