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8 Cards in this Set
- Front
- Back
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TRUE or FALSE: Plate tectonics theory states that there is abundant deformation in plate interiors.
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False
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TRUE or FALSE: Plate tectonics theory explains the distribution of earthquakes, volcanoes and hot spots.
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False
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TRUE or FALSE: The process of seafloor spreading creates new, felsic oceanic crust and mantle at divergent plate boundaries.
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False
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TRUE or FALSE: Seismic tomography shows subducted plates as inclined zones of unusually slow seismic velocity in the asthenosphere.
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False
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The continental drift hypothesis was broadly accepted because it provided a reasonable explanation for why continents moved.
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Both the assertion and the reason are incorrect.
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Which of the following statements regarding the distribution of earthquakes is false?
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Earthquake epicenters are more scattered within oceans than within continents.
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Which of the following groups of volcanoes can be explained by Plate Tectonic Theory?
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The composite volcanoes of Oregon and Washington
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Hot spots form where narrow columns of unusually hot mantle rise by convection from the crust-mantle boundary.
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The word "crust" should be replaced by "core".
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