GLY2010 Midterm 3 (Answered) 100% Correct, 2024/2025.
What type of forces dominates at transform plate margins?
a. shearing
b. None
c. tensional
d. compressive
a. shearing
The angle at which a sedimentary bed is inclined from horizontal is called the:
a. dip
b. strike
c. azimuth
d. plung...
GLY2010 Midterm 3 (Answered) 100%
Correct, 2024/2025.
What type of forces dominates at transform plate margins?
a. shearing
b. None
c. tensional
d. compressive
a. shearing
The angle at which a sedimentary bed is inclined from horizontal is called the:
a. dip
b. strike
c. azimuth
d. plunge
a. dip
In a symmetrical syncline fold structure, the limbs of the fold dip:
a. away from eachother
b. None
c. toward eachother
d. in the same direction
c. Toward eachother
The modification of rocks by squeezing, stretching, folding and faulting is:
a. metamorphism
b. shaping
c. deformation
d. pressuring
c. deformation
A geologic cross section shows:
a. hills and valleys of a map area
b. the same information as a geologic map
c. a vertical slice cut through a part of the crust
d. what you would see in the ceiling of a mine
c. a vertical slice cut through a part of the crust
Igneous and metamorphic rocks in the crystalline basement tend to be _____ whereas overlying
sedimentary rocks are commonly ____.
a. hard and brittle, also hard and brittle
b. hard and brittle, soft and ductile
c. soft and ductile, hard and brittle
d. soft and ductile, also soft and ductile
, b. hard and brittle, soft and ductile
Rocks ______ under tensional forces than under compressive forces.
a. break more easily
b. wont break at all
c. break less easily
d. break the same under both conditions
a. break more easily
A region of folds cut by normal faults indicates the following sequence:
a. tension followed by compression
b. compression followed by tension
c. shear followed by compression
d. tension followed by shear
b. compression followed by tension
which of the following types of deformation are observed along the San Andres fault ?
a. reverse faulting
b. all
c. strike-slip faulting
d. rifting and volcanic activity
b. all
What can a geologist learn by measuring the orientation of faults and fold structures in a particular
location?
a.The orientation of the continental plate at the time of folding
b. the ages of the deformed rocks
c. whether or not a magma chamber is present
d. The directions of forces causing folding and faulting
d. The directions of forces causing folding and faulting
Extremely large earthquakes take place on megathrust faults found at:
a. con-con convergent boundaries
b. divergent boundaries
c. con-ocean convergent boundaries
d. transform boundaries
c. con-ocean convergent boundaries
If tensional tectonics are taking place in a certain location, would you expect faults to have larger dip
angles in the shallow crust or the deeper crust ?
a. shallow crust
b. deep crust
c. dip is constant
d. the steep portion of the fault is equally likely to be in the deep or shallow crust
a. shallow crust
a circular dome structure is most likely to be found at which kind of location ?
a. subduction zone
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