Observe the rocks and landscape in this photograph,which shows a sequence of layers.From the list of observations below,select the observation that you think is NOT valid.Refer to the Chapter 7 Investigation in your textbook for descriptions of the rock units.
A)Near the bottom of the photograph is a ledge of tan and light-gray rocks.
B)The rocks in the cliff display layers of different thicknesses.
C)All of the rock layers weather and erode into nearly identical landscape features.
D)There are more trees or other types of vegetation in the upper part of the cliff than in the very bottom of the photograph.

Question

Observe the rocks and landscape in this photograph,which shows a sequence of layers.From the list of observations below,select the observation that you think is NOT valid.Refer to the Chapter 7 Investigation in your textbook for descriptions of the rock units. 
A)Near the bottom of the photograph is a ledge of tan and light-gray rocks. 
B)The rocks in the cliff display layers of different thicknesses. 
C)All of the rock layers weather and erode into nearly identical landscape features. 
D)There are more trees or other types of vegetation in the upper part of the cliff than in the very bottom of the photograph.

Quizplus · Accepted Answer

This observation is not valid because the rock layers do not weather and erode into identical landscape features. Each layer has a different resistance to erosion, resulting in the formation of distinct topographic features.

Observe the Rocks and Landscape in This Photograph,which Shows a Sequence