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  3. Select the appropriate phrases from the answer choices and match them to the type of mass wasting to which they refer. TWO of th

Select the appropriate phrases from the answer choices and match them to the type of mass wasting to which they refer. TWO of th

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问题 Select the appropriate phrases from the answer choices and match them to the type of mass wasting to which they refer. TWO of the answer choices will NOT be used. This question is worth 4 points.   Answer Choices   A．Occur when a mass of rock moves downslope as a unit   
B．Involve the mass movement of soil containing a large amount of water   
C．May have the consistency of wet concrete or soup   
D．Occur where sloping rock layers have cracks parallel to the slope   
E．Occur when a layer of snow breaks loose and moves rapidly downslope   
F．Include the transportation of organic materials by wind and water   
G．Float on a thin layer of air as they move rapidly down a mountain   
H．Move slowly but with enough force to carry away trees and houses   
I．Occur on slopes where layers of volcanic debris become extremely wet
Rockslides ______ ______ ______
选项
答案ADG
解析 Rockslides: Rockslides occur when a coherent mass of rock breaks loose and slides down a slope as a unit; ... where there are joints and fractures in the rock that are parallel to the slope, ...a mass of rock literally floats on air as it moves downslope.
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