Thus in the past the valley was narrower and shallower than it is now and the

Thus in the past the valley was narrower and

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flanking mountains have moved apart. Thus, in the past the valley was narrower and shallower than it is now, and the motions have deepened and widened the valley.Correct Answer(s):D Table for Individual Question Feedback Points Earned: 1.0/1.0 3.
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The picture above shows river gravels in the bottom of Death Valley. Based on the lesson materials for this unit, a likely explanation for this occurrence of river gravels in the valley bottom is: Table for Individual Question Feedback Points Earned: 1.0/1.0
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4.Geophysical evidence indicates that convection is occurring in the Earth’s mantle. What isthe most likely physical explanation for why convection can occur in the mantle?
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  • Fall '08
  • ALLEY,RICHARDBANANDAKRISHNAN,SR
  • Plate Tectonics, Volcano, Basalt, Death Valley

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