Earthquakes
Practice Test
1.
The __________ of an earthquake is located on Earth's surface directly above the earthquake's origin.
a.
seismic point
b.
epicenter
c.
seismogram
d.
focus
Hint
2.
Earthquakes are more likely to occur in __________.
a.
every location equally
b.
northern Russia
c.
northern Africa
d.
western South America
Hint
3.
In the shadow zone, seismic waves are __________.
a.
not detected
b.
disappearing
c.
speeding up
d.
slowing down
Hint
4.
A __________ is used to measure seismic waves.
a.
barometer
b.
seismogram
c.
seismologist
d.
seismograph
Hint
5.
Which type of seismic wave travels the fastest?
a.
surface
b.
tsunami
c.
primary
d.
secondary
Hint
6.
A person who studies earthquakes is called a(n) __________.
a.
astronomer
b.
seismologist
c.
meteorologist
d.
cartographer
Hint
7.
Rocks sliding past each other are a display of __________ forces.
a.
normal
b.
shear
c.
tension
d.
compression
Hint
8.
Forces of __________ result in rocks being stretched apart.
a.
shear
b.
normal
c.
tension
d.
compression
Hint
9.
Rocks can break when the __________ is exceeded.
a.
elastic limit
b.
fault line
c.
plate boundary
d.
elastic deformation
Hint
10.
Which layer of Earth is plasticlike?
a.
upper mantle
b.
outer core
c.
inner core
d.
crust
Hint
11.
One rock surface hanging over an adjacent rock surface might indicate that __________ fault action has occurred.
a.
strike-slip
b.
compression
c.
reverse
d.
normal
Hint
12.
__________ waves produce the most earthquake destruction.
a.
Primary
b.
Surface
c.
Tsunami
d.
Secondary
Hint
13.
The place where an earthquake originates is called the __________.
a.
fault line
b.
focus
c.
tsunami
d.
epicenter
Hint
14.
__________ faults are formed by forces of tension.
a.
Compression
b.
Normal
c.
Reverse
d.
Strike-slip
Hint
15.
Reverse faults occur as a result of __________ forces.
a.
compression
b.
shear
c.
tension
d.
normal
Hint
16.
A(n) __________ is caused by underwater earthquakes.
a.
seismogram
b.
tsunami
c.
Moho
d.
epicenter
Hint
17.
Readings need to be taken from at least __________ to determine the origin of an earthquake.
a.
four stations
b.
three stations
c.
one station
d.
two stations
Hint
18.
Mountains are formed on the __________.
a.
outer core
b.
crust
c.
upper mantle
d.
inner core
Hint
19.
When __________ occurs due to shaking from an earthquake, solids like wet soil can act more like liquids.
a.
elasticity
b.
Moho
c.
petrification
d.
liquefaction
Hint
20.
The San Andreas Fault is the largest fault of this kind in California.
a.
normal
b.
compression
c.
reverse
d.
strike-slip
Hint
