Rocks near the surface deform mostly as brittle
materials
t
Beds always dip in the direction of
younger beds.
(except when overturned)
(Not a well worded question)
Faults are clearly an example of brittle strain.
t
Folds and thrust faults are caused by tension in
the earth=s crust
f
Most sedimentary rocks were originally deposited
as flat-lying beds.
t
The difference in the arrival time of the P and S wave is
related to—
A) the distance to the earthquake from the
seismic station
B) the intensity of the earthquake
C) the density of the rocks through which the
waves travel
D) the magnitude of the earthquake
a
. Which one of the
following is consistent with deformation by folding?
8. A _________ is a
prominent ridge formed by differential erosion of a
B)
A _________ is a prominent ridge formed by differential
erosion of a
resistant layer of dipping strata.
A) wadi B) mesa C) hogback D) horst
c
_______ is a flat topped hill that
is usually an indication of flat lying strata.
A. cuesta B) horst C) wadi D) mesa
d
sea large wave created by an earthquake is properly called
a__________.
A) tsunami
B) tidal surge C) rouge wave D)
tidal bore
a
. If a deformed body
recovers its original shape as stress is released, it is said to be:
A) elastic B)
brittle C)
plastic D) fluid
a
Which of the
following would not be characteristic of an anticline:
A) plastic strain response B) beds dip away from the axial plane
C) oldest beds in center D) horizontal limbs
d
A structural basin
is simply a circular:
A) dome B) normal fault C)
anticline D) syncline
d
The block of
material overlying an inclined fault plane is the:
A) foot
wall B) hanging wall C)
isoclinal wall D) plunging
wall
b
. If the hanging wall has moved down, the fault
is:
A) normal B)
reverse C) thrust D) strike-slip
a
bed that dips due
east, must strike:
A) due west B) north-south C) North 45° East
D) North 45° West E) dip to the east is unrelated to strike
b
If
the surface exposures (map views) of folded beds resemble AV@s
or horseshoes, then the folds must be:
A) isoclinal
B)
overturned C) recumbent D) plunging
d
The San Andreas
Fault system can be described as:
A) normal
dip-slip B) reverse oblique-slip C) strike-slip
D) left
lateral E)
thrust dip-slip
c
Geologic structures
(faults and folds) are important in oil and gas exploration
because:
A) structures only form where there is oil and
gas
B) structures can trap oil and gas
C) structures are caused by oil and gas
generation
D) all geologic structures contain oil and gas
deposits
b
A _____ is a
fracture in bedrock along which movement has taken place.
A) joint B) strike C) plane D) fault
d
21. In an overturned fold, the limbs
dip _____ .
B)
If the fault dips
toward the up-thrown block, the fault is:
A) reverse B) thrust C)
normal D) strike-slip
a
a
sequence of beds gets younger toward the east, then they must be dipping to the
_____.
A) east B) west C)
north D) south E) no dip
a
We know what the
mantle is made of because—
A)
seismic waves are able to determine mineral composition of rocks
traversed
B) samples of the shallow mantle
are brought up in some volcanoes
C)
we have obtained samples from drill holes
D)
because the surface of the moon is made up of mantle material
b
Show me the Rift
Valleys of East Africa, and I'll show you a:
A) back arc spreading center B) converging plate boundary
C) transform plate boundary D) diverging plate boundary
d
The Himalayan
Mountains formed by _____.
A) continent B continent convergence B) ocean B
ocean convergence
C)
continent B ocean convergence D) spreading center
a
The Red Sea is
interpreted as:
A) a flooded rift valley B)
A transform margin
C) a convergent
plate boundary D) a newly developed trench system
a
. Most of the world's largest mountain belts
were formed in response to:
A) compressional stress B) tensional stress
C) intrusions D) metamorphism
a
The
Basin and Range Province of the western United States are characterized by a
large number of B
A)
folded mountains B) ice covered mountain peaks
C) fault block mountains D.
volcanoes
c
A fold that exposes
beds that dip in toward the center of the fold is aB
A)
anticline B) syncline C)
monocline D) homocline
b
The low-standing
plains between horst-blocks areB
A)
anti-horst B)
monoclines C) graben D) graboids
c
According
to the concept of _______, "floating" mountains adjust their
elevation in response to erosion by upward buoyancy as surface material is
removed.
A) delamination
B) isostasy C)
geosynclines D) block faulting
b
The Alps,
Himalayas, and AppalachiansB
A)
have little in common B)
are horst blocks
C) are folded mountains D) are volcanic
c
The
compass direction formed by the intersection of a dipping surface and a
horizontal plane is theB
A) strike B)
plunge C) dip D) rake
a
Fractures in rock
without movement along the fractures are calledB
A)
dips B)
fracts C) joints D)
ankles
c
Source
materials for the sedimentary rocks in the Appalachian Mountains was located to
the ________of the present day mountains.
A)
north B) east C)
south D) west
b
The Coast Ranges of
Washington, Oregon, and northern California are formed
byB A) folding B) faulting C) laccoliths D) volcanoes
d
The Andres
Mountains of South America are an example of mountains formed byB
A) ocean plate-continental plate
convergence B) stretching
the crust
C)
collision of China and South America D)
rifting
a
The Basin and Range
topography of western United States is related to B
A) stretching the crust B)
squeezing the crust C) folding of
the crust
a
The sable interior
of the continent is know as itsB
A)
neutron B)
cruton C) futon D) craton
d
The
Texas Hill Country and the Ozark Mountains are examples of mountain or hilly
terrain formed byB
A)
folding B) faulting C)
dissection by stream erosion D)
vocanism
c
The core of the
Sierra Nevada Mountains and Smoky Mountains exposes B
A)
folded layers B) igneous rock C) volcanic rock
b
The North American
continent has grown progressively B
A)
smaller by transform faulting B) larger by continental
accretion
C)
taller by crustal loading D)
fatter by sedimentation
b
term Aorogeny@
refers toB
A)
a type of fold B)
a type of fault C) volcanism D) mountain building
d
The oldest rocks in
North America can be found inB
A) Canada B)
Florida C) Kansas D) California
a
Image
represents evidence of…
A)
recent fault B) soil creep C)
synclinal fold D) xenomorphism
b
The
sedimentary beds in the idle and lower portion of the image are dipping toward
the __________ of the frame.
A) bottom B)
top C) right side D. left side
a
This
image shows…
A) columnar jointing B)
a complex quarry operation C) fossil
tree trunks
a
This
image includes a …
A) normal fault B)
strike slip fault C) thust fault
c
. This image also contains a…
A) syncline B)
anticline C) recumbent fold D)
horst
