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MHS Geology: Module 16 - Mountain Building Flashcards | StudBud
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MHS Geology: Module 16 - Mountain Building
MHS Geology: Module 16 - Mountain Building
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1
What is the process of establishing a new level of gravitational equilibrium?
isostatic adjustment
isostatic deformation
isostatic strain
isostasy
2
An example of folded mountains can be seen in
the Himalayas in Asia
the Sierra Nevada of California
the Teton Range of Wyoming
the Black Hills of South Dakota
3
What type of mountains are produced by ocean-ocean convergence?
continental volcanic arc
parallel belts of folded mountains and volcanic mountains
parallel belts of uplifted mountains and volcanic mountains
volcanic island arc
4
What type of mountains are produced by ocean-continental convergence?
volcanic island arcs
uplifted mountains and dome mountains
coastal folded mountains and continental volcanic arcs
folded mountains only
5
Which is an example of mountains that formed as a result of ocean-continental convergence?
Andes
Himalayas
Appalachians
Hawaiian Islands mountains
6
The Black Hills of South Dakota are what type of mountains?
volcanic
dome
folded
fault-block
7
As erosion removes the tops of mountains, the crust will rise upwards. This is an example of
isostatic rebound
reverse faulting
normal faulting
folding
8
Which letter represents a fault-block mountain?
E
C
G
B
9
What mountains form when large regions of Earth’s crust are forced slowly upward without much structural deformation?
Mid-ocean Ridges
Fault block
Uplifted
Folded
10
Which mountain range was formed by a continental-continental convergent boundary?
Sierra Nevada
Andes
Himalayas
Black Hills
11
What type of faults are shown in the picture
reverse faults
strike-slip faults
thrust faults
normal faults
12
Which letter represents a syncline?
G
A
D
C
13
What type of mountains are most common at divergent plate boundaries?
fold-and-thrust belts
uplifted mountains
fault-block mountains
folded mountains
14
What type of stress is dominant at divergent plate boundaries?
stress from the plates moving together
compression stress
shear stress
tension stress
15
What is the variation in elevations of Earth’s crust called?
topography
topology
topo-themornin
hopon-topofpop
16
What is the major type of stress that occurs at convergent plate boundaries?
tension stress
erosion stress
shear stress
compression stress
17
In the picture, what structure is labeled A?
horst
basin
syncline
graben
18
What do we call a large relatively flat-topped area that forms when a whole region is uplifted?
Seamount
Mountain
Plateau
Terrane
19
Which of the following is an example of fault block mountains?
Appalachians
Tetons
Black Hills
Cascades
20
Which of the following is an example of a mountain range formed at a divergent boundary?
the Aleutian Islands in Alaska
Mid-Atlantic Ridge
Ural Mountains in Russia
Andes Mountains in South America
21
What is the condition of equilibrium that describes the displacement of Earth’s mantle by Earth’s crust?
deformation
strain
stress
isostasy
22
Which of the following is an example of mountains formed as a result of ocean-ocean convergence?
Himalayas
Aleutian Islands
Hawaiian Islands
the Andes
23
Which letter represents a normal fault?
D
B
F
A
24
What are thickened areas of continental material that extend into the mantle below Earth’s mountain ranges called?
seamounts
peaks
roots
branches
25
What type of stresses have the rocks undergone to form the structures in this picture
none of the above
compressional stress
tensional stress
shear stress
26
What is most commonly formed by upfolding, or arching rock layers?
monocline
hot spot
syncline
anticline
27
What are the forces and their directions that are in equilibrium between the crust and the mantle?
compression apart and tension together
compression together and tension apart
gravity upward and buoyancy downward
gravity downward and buoyancy upward
28
Which letter represents a folded mountain?
E
C
G
B
29
Which type of stress could cause folding of rocks?
shear
tension
compression
30
What are linear downfolds in sedimentary strata?
anticlines
monoclines
synclines
31
What do we call any crustal fragments that have a geologic history distinct from that of the adjoining fragments?
Terranes
Mountains
Plateaus
Seamounts
32
What refers to
all
processes that form mountain ranges?
orogeny
folding
faulting
plate tectonics
33
Which of these statements about the crust is true?
Continental crust is more dense than ocean crust
The crust is less dense than the mantle.
Continental crust is thinner than ocean crust
Continental crust is lower in elevation than ocean crust
34
At continental-continental convergent boundary,
folded mountains result
both continental plates are subducted
fault-block mountains are formed
one continental plate is subducted below the other
35
Which letter represents a dome mountain?
C
B
E
G
36
The collision and joining of crustal fragments to a continent is called continental
subduction
isostasty
destruction
accretion
37
Which is
NOT
one of the four things that compressive forces at convergent plate boundaries cause?
volcanism
normal faults
metamorphism
folding
38
In the picture, what is the structure labeled B?
graben
anticline
dome
horst
39
Which picture shows the forces that form folded mountains, anticlines, and synclines?
B
A
C
40
Which of the following figures produces horsts and grabens?
A
B
C
41
Which letter represents an anticline?
C
G
D
A