WorksheetsVolcanoes & Earthquakes
Total questions: 39
Worksheet time: 15mins
Name
Class
Date
1.
The particles produced in volcanic eruptions are called ____.
a)
laccoliths
b)
pyroclastic material
c)
calderas
d)
volcanic stocks
2.
What type of volcano is built almost entirely from ejected lava fragments (pyroclastic material)?
a)
cinder cone
b)
composite cone
c)
shield volcano
d)
pahoehoe volcano
3.
5. What are the most explosive types of volcanoes?
a)
Shield
b)
Composite
c)
Cinder Cone
4.
what is the largest volcano?
a)
shield volcano
b)
cilicone volcaano
c)
compost volcano
5.
This type of volcano is made from MODERATELY EXPLOSIVE volcanoes
a)
composite
b)
cinder cone
c)
shield
6.
This type of volcano often occurs in clusters close to other volcanoes
a)
composite
b)
cinder cone
c)
shield
7.
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
8.
The Richter scale measures:
a)
the amount of radon gas released
b)
the damage caused
c)
the strength of an earthquake
d)
the weight of tectonic plates
9.
An instrument that detects and measures earthquakes is a
a)
seismogram
b)
focus seismic map
c)
focus
d)
seismograph
10.
The focus of an earthquake is
a)
The point (below Earth's surface) where rock breaks
b)
The closest seismic station
c)
The place where the greatest damage occurs
d)
A fault
11.
Which kind of wave arrives at seismic stations second?
a)
P (primary)
b)
S (secondary)
c)
L (love)
d)
R (rayleigh)
12.
A break in the lithosphere along which movement has occurred is a(n)
a)
fault
b)
earthquake
c)
epicenter
d)
volcano
13.
The motion caused by earthquakes travels outward from the focus in the form of
a)
Electromagnetic waves
b)
Seismic waves
c)
Gravity waves
d)
Chemical energy
14.
We know there are two layers to the Earth’s core because...
a)
S Waves stop at the outer core
b)
P Waves bend as they reach inner core
c)
P Waves bend as they outer core
d)
All of the above
15.
These are the first waves released during an earthquake
a)
S waves
b)
Surface Waves
c)
P waves
d)
Love waves
16.
This is the area beneath the Earth's surface where the earthquake begins
a)
epicenter
b)
focus
c)
fault line
d)
tectonic plate
17.
You use a travel-time graph (difference in P and S Wave arrival times) to find:
a)
Distance to epicenter
b)
Distance to fault
c)
Distance to core
d)
Magnitude of an earthquake
18.
Many earthquakes happen along the borders of...
a)
countries.
b)
tectonic plates.
c)
earth layers.
d)
None of the above.
19.
Most earthquakes happen along _________________.
a)
coasts
b)
faults
c)
deserts
d)
directions
20.
A tracing of earthquake motion that is created by a seismograph. This can be on a huge sheet of paper, shows P-waves.
a)
Seimogram
b)
Seismic wave
c)
Carrollton
d)
Deformed
21.
Seismology is
a)
the branch of science that studies earthquakes.
b)
a scientist that studies earthquakes.
c)
the sudden return to elastically deformed rock to its original shape.
d)
is the machine that records an earthquake.
22.
Lava begins as
a)
water
b)
crust
c)
magma
d)
pumice
23.
Can volcanic eruptions effect climate?
a)
yes
b)
no
24.
What is a volcano?
a)
A mountain that has lava all over it
b)
A giant hill filled with magma
c)
A long high sea wave
d)
A hole in the Earth where magma erupts
25.
An erupting volcano can cause...
a)
rain.
b)
other disasters like tsunamis, earthquakes, etc.
c)
stability in the earth's core.
d)
stability in the lithosphere.
26.
At what type(s) of plate boundaries do most volcanoes form?
a)
convergent and transform
b)
convergent and divergent
c)
divergent and transform
d)
ocean and mountain
27.
What is a weak spot in the Earth's crust where magma can come through to the surface?
a)
Earthquake
b)
Fault
c)
Volcano
d)
Mid-Ocean Ridge
28.
What type of volcano is shown above?
a)
Composite
b)
Cinder Cone
c)
Shield
29.
What type of volcano is shown above?
a)
Strato
b)
Cinder Cone
c)
Shield
30.
What type of volcano forms from only quiet eruptions?
a)
Composite
b)
Cinder Cone
c)
Shield
31.
What type of volcano is created from repeated explosive eruptions?
a)
Composite
b)
Cinder Cone
c)
Shield
32.
The viscosity of magma depends on its temperature and
a)
silicon content
b)
silica content
c)
mineral makeup
d)
magnetism
33.
A fault caused by rocks moving together
a)
normal fault
b)
reverse fault
c)
slip strike fault
34.
________________ pulls on crust which results in a normal fault.
a)
tension
b)
compressions
c)
stress
35.
Strike-slip fault has a ______________________ boundary.
a)
divergent
b)
convergent
c)
transform
36.
_______________ stress occurs at a normal fault.
a)
tension
b)
compression
c)
shearing
37.
_______________ stress occurs at a strike-slip fault.
a)
tension
b)
compression
c)
shearing
38.
Strike slip faults move by ____________________.
a)
pulling apart
b)
pushing together
c)
slipping past each other
39.
Shear stress is associated with what type of plate boundary?
a)
convergent
b)
divergent
c)
transform
d)
strike-slip
100 %
