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WorksheetsEarthquakes Review
Total questions: 40
Worksheet time: 29mins
Name
Class
Date
1.
Which term provides the most accurate classification of the geologic structure shown?
a)
Anticline Fold
b)
Reverse fault
c)
Normal fault
d)
Strike slip fault
2.
Which term provides the most accurate classification of the geologic structure shown?
a)
Syncline fold
b)
Reverse fault
c)
Normal fault
d)
Strike slip fault
3.
Which term provides the most accurate classification of the geologic structure shown?
a)
Syncline fold
b)
Normal fault
c)
Strike slip fault
d)
Reverse fault
4.
Which of these provides the best evidence that Earth’s crust is divided into tectonic plates?
a)
the distribution of water on Earth’s surface
b)
the distribution of biomes on Earth’s surface
c)
the distribution of rock types on Earth’s surface
d)
the distribution of earthquakes on Earth’s surface
5.
Tectonic motion caused tension between plates in Earth’s crust. A sudden release of this energy occurred. Based on this information, which event happened?
a)
Subsidence
b)
Earthquake
c)
Volcanic eruption
d)
Meteoroid impact
6.
Which ongoing process causes the buildup of energy that is released at a later time when an earthquake occurs?
a)
Heat from Earth’s core slowly melts the rocks found deep in Earth’s crust.
b)
Nuclear reactions in Earth’s lower crust release electromagnetic waves.
c)
Jagged edges along a fault generate friction between two moving tectonic plates.
d)
Tectonic plates near a fault continue to move even though the fault remains motionless.
7.
In the 1960s, seismometers were installed around the world for the purpose of monitoring nuclear testing. The seismometers unexpectedly showed that most of the world’s earthquakes and volcanoes occurred in belts along the continental margins. How did these new data help support the theory of plate tectonics?
a)
by allowing scientists to prevent future volcanoes near tectonic plate boundaries
b)
by providing evidence the continents have moved extensively over time
c)
by providing evidence of interactions between moving tectonic plates
d)
by allowing scientists to predict where future earthquakes would occur
8.
What type of force creates a normal fault?
a)
Compression
b)
Tension
c)
Shearing
d)
Confining
9.
What type of force creates a reverse fault?
a)
Compression
b)
Tension
c)
Shearing
d)
Confining
10.
What type of force creates a strike-slip fault?
a)
Tension
b)
Compression
c)
Shearing
d)
Confining
11.
The Appalachian mountain range stopped forming approximately 250 million years ago. The Himalayan mountain range is still actively forming by tectonic forces. Which is most likely true of the Himalayan mountain range compared to the Appalachian mountain range?
a)
It is closer to sea level.
b)
It has a more rounded profile.
c)
It is made of higher-density rock.
d)
It has more earthquakes per year.
12.
What happens most often along a transform plate boundary?
a)
eruption of volcanoes
b)
occurrence of earthquakes
c)
development of rift valleys
d)
formation of mountain ranges
13.
Certain activities occur at different plate boundaries due to movement at the boundary. Which activity would be the main result of two tectonic plates slipping past one another?
a)
floods
b)
earthquakes
c)
island building
d)
seafloor spreading
14.
The seismic waves generated from an earthquake at the focus will most likely
a)
stop when they reach the surface.
b)
die out before reaching the fault.
c)
be stronger in the atmosphere.
d)
move out in all directions.
15.
A geologist finds a layer of shale near the surface from a certain time period. Nearby, the geologist finds the same layer of shale, but it is deeper underground than the first layer. What might have caused the difference in the depth of the shale layer?
a)
a meteorite
b)
a fault
c)
ancient fossils
d)
animal life
16.
Which of these natural disasters is least likely to cause major damage to a prairie ecosystem?
a)
a flood
b)
a tornado
c)
an earthquake
d)
a hurricane
17.
Which of these natural disasters are the most unpredictable?
a)
earthquakes
b)
hurricanes
c)
blizzards
d)
tornadoes
18.
How are tsunamis and regular waves different?
a)
Tsunamis are caused by movements of the crust and regular waves by wind
b)
Tsunamis have lava in them and regular waves do not
c)
Tsunamis happen at night and regular waves during the day
d)
Tsunamis happen in the Pacific Ocean and regular wave only in the Atlantic Ocean
19.
What causes the up-and-down wiggles on the seismogram shown?
a)
Vibrations in air pressure
b)
Ground vibrations
c)
Tsunami waves
d)
Electromagnetic pulses
20.
Which set of waves are probably the surface waves?
a)
A
b)
B
c)
C
d)
They are all surface waves
21.
Which set of waves are the P waves?
a)
A
b)
B
c)
C
d)
They are all P waves
22.
Which set of waves are probably S waves?
a)
A
b)
B
c)
C
d)
They are all S waves
23.
The difference in arrival times between which pair of waves can be used to determine the epicenter?
a)
A and C
b)
A and B
c)
B and C
d)
none of the above
24.
How many locations are needed to determine the epicenter of an earthquake?
a)
1
b)
2
c)
3
d)
4
25.
Which of the following measures an earthquake's intensity based on the observed effects on people and structures?
a)
Richter Scale
b)
Modified Mercalli Scale
c)
Centrigrade Scale
d)
Moment magnitude scale
26.
Which of the following can be triggered by an earthquake?
a)
Tsunami
b)
Intense ground shaking
c)
Landslide
d)
All of these
27.
Which of the following is false?
a)
Most earthquakes occur at plate boundaries
b)
The time and location of most major earthquakes can be predicted several days in advance
c)
Earthquakes can be caused by normal, reverse and strike-slip faulting
d)
P waves travel faster than both S waves and Surface waves
28.
Earthquake A has a Richter magnitude of 7 as compared with earthquake B's 6. The amount of ground motion is one measure of earthquake intensity.
a)
A is 10x more intense than B
b)
A is 1000x more intense than B
c)
Richter magnitude does not measure intensity
d)
B is 0.01x as intense as A
29.
With increasing travel time the difference in arrival times between the P and the S waves _________
a)
Increases
b)
Decreases
c)
Stays the same
d)
None of the above
30.
Body waves consist of the
a)
P waves only
b)
S waves only
c)
P and S waves
d)
Surface waves
31.
If an S wave were to go from a solid to a liquid - what would happen to its velocity?
a)
Stay the same
b)
Increase
c)
Decrease to 0
d)
Decrease
32.
Which of the following sequences correctly lists the different arrivals from first to last?
a)
P waves, S waves, Surface waves
b)
Surface waves, P waves, S waves
c)
P waves, Surface waves, S waves
d)
S waves, P waves, Surface waves
33.
The point where movement occurred which triggered the earthquake is the _______ .
a)
Dip
b)
Epicenter
c)
Focus
d)
Strike
34.
Which of the following describes the build up and release of stress during an earthquake?
a)
Modified Mercalli Scale
b)
Elastic Rebound Theory
c)
Principle of Superposition
d)
Time Travel Difference
35.
Point A, where slip initiated during the earthquake, is called the ________
a)
Dip
b)
Epicenter
c)
Focus
d)
Scarp
36.
Point B is called the earthquake
a)
Dip
b)
Epicenter
c)
Focus
d)
Scarp
37.
What instrument is used to study earthquakes?
a)
Seismograph
b)
Anemometer
c)
Barometer
d)
Accelerometer
38.
Which waves cause the greatest amount of damage?
a)
All waves are equal
b)
P waves
c)
S waves
d)
Surface waves
39.
Which region of the Earth has the most frequent earthquakes?
a)
Pacific region
b)
Arctic region
c)
Atlantic region
d)
Antarctic region
40.
What is the most earthquake-prone state?
a)
California
b)
Florida
c)
Maine
d)
North Dakota
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