WorksheetsPreview of Earthquakes
Total questions: 24
Worksheet time: 30mins
Name
Class
Date
1.
At what location does the first motion of an earthquake occur
a)
the focus
b)
the seismic gap
c)
the mantle
d)
the epicenter
2.
A foreshock is
a)
a major earthquake
b)
a small earthquake
c)
another name for seismic gap
d)
a precusor to a tsunami
3.
How do scientists find the epicenter of an earthquake?
a)
by comparing arrival times of P waves and S waves at several seismograph stations
b)
by digging at several locations and comparing data
c)
by comparing departure times of P waves and S waves at several seismograph stations
d)
by reviewing satellite photos of tsunamis
4.
Why do earthquakes usually occur at plate boundaries?
a)
The rock on the edges of tectonic plates is soft and gives in easily to various pressures
b)
Rock in environments near tectonic plate boundaries experience great stress
c)
The boundaries between tectonic plates have been seismically active for millions of years
d)
Rockin environments near tectonic p late boundaries experience little stress
5.
What is the epicenter of an earthquake
a)
the location along a fault where the first motion of an earthquake occurs
b)
a seismic wave tht travels along the surface of Earth
c)
the point on Earth's surface directly above the earthquake's focus
d)
the last place that motion in an earthquake is detected
6.
Which wave can only go through solids?
a)
P
b)
S
c)
Surface
d)
Normal
7.
Which type of fault results from pushing?
a)
Normal
b)
Reverse
c)
Strike Slip
d)
Transform
8.
Which type of fault results from pulling?
a)
Reverse
b)
Strike Slip
c)
Normal
d)
Transform
9.
At what type of tectonic plate boundary do faults form
a)
Convergent, subduction boundary
b)
Convergent, collision boundary
c)
Divergent boundary
d)
Transform boundary
10.
These seismic waves can only travel through solids:
a)
p-waves
b)
s-waves
c)
surface waves
d)
z-waves
11.
These seismic waves compress and expand the ground like an accordion:
a)
p-waves
b)
s-waves
c)
surface waves
d)
z-waves
12.
These seismic waves can travel through both liquids and solids:
a)
p-waves
b)
s-waves
c)
surface waves
d)
z-waves
13.
These seismic waves arrive first to signal an earthquake and can damage buildings.
a)
p-waves
b)
s-waves
c)
surface waves
d)
z-waves
14.
These seismic waves arrive second and can shake the ground violently.
a)
p-waves
b)
s-waves
c)
surface waves
d)
z-waves
15.
These seismic waves can vibrate up and down or side to side at a 90 degree angle to the direction they travel:
a)
p-wave
b)
s-wave
c)
surface wave
d)
z-wave
16.
These seismic waves produce movement that is similar to rolling waves in an ocean:
a)
p-wave
b)
s-wave
c)
surface wave
d)
z-wave
17.
These seismic waves are slower and arrive last but causes severe damage:
a)
p-waves
b)
s-waves
c)
surface waves
d)
z-waves
18.
P-waves and S-waves are consider this type of wave:
a)
surface
b)
sonic
c)
body
d)
infrared
19.
The built up movement of plates is released as energy and is carried by these:
a)
earthquakes
b)
seismic waves
c)
focus
d)
epicenter
20.
This area is responsible for 90% of all earthquakes in the world and contains numerous faults:
a)
Indian Ocean
b)
English Canal
c)
The Ring of Fire
d)
Mid-Atlantic Ridge
21.
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
22.
A break in the rock of the crust where rock surfaces slip past each other; usually occur along plate boundaries:
a)
focus
b)
epicenter
c)
fold
d)
fault
23.
Which type of fault is most frequently found at convergent boundary margins?
a)
normal and reverse
b)
strike slip and normal
c)
reverse
d)
strike slip
24.
Which of the following is NOT a cause of tsunamis?
a)
volcanic eruption
b)
tornado
c)
undersea landslide
d)
undersea earthquake
100 %
