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INTRODUCTORY GEOLOGY
WATER
36. What does this type of drainage pattern indicate about the area?
a, rocks in the area are homogeneous and/or flat lying
b, rocks in the area are alternating resistant and non-resistant, forming parallel ridges
QUESTION 1
and valleys
You just bought a r
c. stream channels radiate outward like wheel spokes from a high point
going to have a dri
d. stream channels flow randomly with no relation to underlying rocks or structure
The geology under
37. In what direction was the main river flowing?
Industrial
Plant
a. west
b. east
c. north
d. south
38. How were these lakes formed?
a, they were man made - all are dammed
b. they are formed by large rivers in the area
c, as sinkholes, as underlying soluble rock was dissolved and areas collapsed
d. they are impact structures that filled with water
39. What type of bedrock is present in this area?
The well-drilling con
a. limestone
b, sandstone
C. gneiss
d. granite
e, chert
You have to select t
40. These features you are seeing, are linear valleys, Assume that water flowed
selected AND why y
area represent?
through these valleys at some time. What type of drainage pattern would this
ou
TTT FP
a Trellis
b. Dendritic
c. Rectangular
A Radial
c. Deranged
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41. Think about the drainage pattern you selected in the previous answer - what
does this tell you about the underlying rocks?
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a, the rocks are probably fractured
b. the rocks are uniformly resistant
c. the rocks are part of a topographic high, like a mountain
d the rocks are alternately resistant and non-resistant
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- Spring '08
- Teague
