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WorksheetsIntro to Earthquakes
Total questions: 15
Worksheet time: 7mins
Name
Class
Date
1.
The epicenter of an earthquake is
a)
The point below the surface where rock begins to break and the first motion occurs
b)
The seismic station closest to the earthquake
c)
The place where the greatest damage occurs
d)
The point on the surface directly above the focus
2.
The Modified Mercalli scale rates the amount of damage from an earthquake
a)
true
b)
false
3.
Which travels fastest, always being the first detected by seismic stations?
a)
P waves
b)
S waves
4.
An earthquake scored high on the Richter scale but low on the Mercalli scale. Why?
a)
it probably happened in an area with no people
b)
it was a fast earthquake
c)
because it damaged a lot
d)
impossible to tell
5.
An instrument that detects and measures earthquakes is a
a)
seismogram
b)
focus seismic map
c)
focus
d)
seismograph
6.
Tension stress will form what type of fault?
a)
Normal Fault
b)
Strike-slip fault
c)
Reverse fault
d)
ITsyour Fault
7.
Compression stress is known to cause
a)
strike-slip faults
b)
normal faults
c)
compression faults
d)
reverse faults
8.
Magnitude is a measure of
a)
how much magma is released from a volcano
b)
how much energy is released from an earthquake
c)
the distance from the midpoint to the crest of a wave
d)
the thickness of a layer in Earth
9.
a)
normal fault
b)
reverse fault
c)
strike-slip fault
10.
a)
syncline fold
b)
anticline fold
c)
syncline & anticline folds
11.
a)
normal fault
b)
reverse fault
c)
strike-slip fault
12.
a)
normal fault
b)
reverse fault
c)
strike-slip fault
13.
a)
syncline
b)
anticline
14.
What type of mountain is formed by tension?
a)
fault block mountain
b)
folded mountain
c)
volcanic mountain
15.
Which Plate Boundary does the picture illustrate?
a)
Divergent Boundary
b)
Transform Boundary
c)
Convergent Boundary
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