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WorksheetsLHS Earth Science - Earthquakes
Total questions: 14
Worksheet time: 8mins
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 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
3.
This famous transform fault is located in the western United States creates significant earthquake activity for California
a)
New Madrid
b)
Denali Fault
c)
Ramapo Seismic Zone
d)
San Andreas
4.
The Richter scale measures:
a)
the amount of radon gas released
b)
the movement of plates
c)
the strength of an earthquake
d)
the weight of tectonic plates
5.
Which travels fastest, always being the first detected by seismic stations?
a)
P waves
b)
S waves
6.
What do S (secondary) waves do during an earthquake?
a)
Shake the ground
b)
Cause eruptions
c)
Open cracks in the earth's surface
d)
Create loud noises
7.
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
8.
An instrument that detects and measures earthquakes is a
a)
seismogram
b)
focus seismic map
c)
focus
d)
seismograph
9.
Where is the point at which the first movement occurs during an earthquake?
a)
Epicenter
b)
Focus
c)
Fault
d)
Plate
10.
Where is the point on the Earth’s surface directly above the focus of an earthquake?
a)
Epicenter
b)
Fault
c)
Hypocenter
d)
Tremor
11.
P Waves can move through which of the following?
a)
Gas
b)
Liquid
c)
Solid
d)
All of these
12.
S Waves can move through which of the following?
a)
Gas
b)
Liquid
c)
Solid
d)
All of these
13.
What is the temporary state in which loose soil and rock materials take on the property of a liquid?
a)
Aftershock
b)
Liquefaction
c)
Seismic Gap
d)
Tsunami
14.
What is a large ocean wave that results from an underwater earthquake, landslide, or volcanic eruption?
a)
Aftershock
b)
Liquefaction
c)
Seismic Gap
d)
Tsunami
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