Glencoe Earth Science

Chapter 11: Earthquakes

Earthquakes

1
The place where an earthquake originates is called the __________.
A)tsunami
B)focus
C)epicenter
D)fault line
2
In the shadow zone, seismic waves are __________.
A)speeding up
B)not detected
C)disappearing
D)slowing down
3
Earthquakes occur when rocks __________.
A)break
B)compress
C)stretch
D)bend
4
Which wave type can pass through the solid inner core?
A)primary
B)seismic
C)secondary
D)surface
5
Rocks sliding past each other are a display of __________ forces.
A)shear
B)normal
C)tension
D)compression
6
Which layer of Earth is plasticlike?
A)outer core
B)upper mantle
C)crust
D)inner core
7
Earthquakes are more likely to occur in __________.
A)northern Africa
B)every location equally
C)western South America
D)northern Russia
8
The __________ of an earthquake is located on Earth's surface directly above the earthquake's origin.
A)seismogram
B)focus
C)epicenter
D)seismic point
9
One rock surface hanging over an adjacent rock surface might indicate that __________ fault action has occurred.
A)reverse
B)normal
C)strike-slip
D)compression
10
Readings need to be taken from at least __________ to determine the origin of an earthquake.
A)two stations
B)three stations
C)four stations
D)one station
11
Forces of __________ result in rocks being stretched apart.
A)normal
B)shear
C)tension
D)compression
12
A __________ is used to measure seismic waves.
A)barometer
B)seismograph
C)seismogram
D)seismologist
13
A person who studies earthquakes is called a(n) __________.
A)seismologist
B)astronomer
C)cartographer
D)meteorologist
14
The San Andreas Fault is the largest fault of this kind in California.
A)compression
B)strike-slip
C)reverse
D)normal
15
The Mercalli Intensity Scale measures an earthquake's __________.
A)magnitude
B)level of destruction
C)strength
D)duration
16
Which type of seismic wave travels the fastest?
A)surface
B)primary
C)tsunami
D)secondary
17
Mountains are formed on the __________.
A)crust
B)upper mantle
C)inner core
D)outer core
18
__________ faults are formed by forces of tension.
A)Reverse
B)Compression
C)Strike-slip
D)Normal
19
A(n) __________ is caused by underwater earthquakes.
A)tsunami
B)epicenter
C)seismogram
D)Moho
20
__________ waves produce the most earthquake destruction.
A)Primary
B)Secondary
C)Surface
D)Tsunami
Glencoe Online Learning CenterScience HomeProduct InfoSite MapContact Us

The McGraw-Hill CompaniesGlencoe

Please read our Terms of Use and Privacy Policy before you explore our Web site. To report a technical problem with this Web site, please contact the Web Producer.