In the diagram below, which layer is able to flow rather than being brittle?
A)1 because water helps lubricate it
B)2 because the rocks are of a different composition than in the other layers
C)1, 2, and 3 because it is not under as much pressure as 4
D)4 because it is under so much more pressure than 1, 2, and 3

Question

In the diagram below, which layer is able to flow rather than being brittle? 
A)1 because water helps lubricate it 
B)2 because the rocks are of a different composition than in the other layers 
C)1, 2, and 3 because it is not under as much pressure as 4 
D)4 because it is under so much more pressure than 1, 2, and 3

Quizplus · Accepted Answer

Layer 4 is under more pressure than layers 1, 2, and 3, causing it to flow rather than be brittle.

In the Diagram Below, Which Layer Is Able to Flow