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WorksheetsVolcano Review
Total questions: 61
Worksheet time: 41mins
Name
Class
Date
1.
What is molten rock that has formed deep within the Earth?
a)
Hot Spot
b)
Magma
c)
Lava
d)
Volcano
2.
The volcanoes on the Hawaiian Islands form due to which of the following?
a)
Divergent Boundary
b)
Hot Spot
c)
Subduction Boundary
d)
Transform Boundary
3.
What is the resistance of a liquid, such as lava, to flow?
a)
Elasticity
b)
Pyroclasticity
c)
Silica
d)
Viscosity
4.
Volcanoes can form along diverging plate boundaries on land.
a)
true
b)
false
5.
What type of boundary is associated with the Ring of Fire
a)
Convergent
b)
Divergent
c)
Transform
6.
This image is of...
a)
Transform Boundary
b)
Convergent Boundary
c)
Divergent Boundary
7.
What are fast moving clouds of gas, ash, and rock bombs that are products from an explosive eruption?
a)
ash fall
b)
effusive debris
c)
magma
d)
pyroclastic flows
8.
A type of eruption where magma flows easily, thin runny lava oozes quietly from the vent
a)
Quiet eruption
b)
Explosive eruption
c)
Rock eruption
d)
Vent
9.
A volcano belt that rims the Pacific Ocean
a)
Belt of Fire
b)
Ring of Fire
c)
Hat of Fire
d)
Earthquake of Fire
10.
Molten material that reaches the surface.
a)
Earthquake
b)
Tsunami
c)
Magma
d)
Lava
11.
A volcano erupts quietly if its magma is which of the following
a)
cool
b)
solid
c)
low in silica
d)
high in silica
12.
As the temperature of lava increases, ________
a)
its viscosity decreases
b)
it begins to harden
c)
its viscosity increases
d)
it can flow a much shorter distance
13.
Cool, slow moving, high viscosity lava is called
a)
Aa
b)
Pahoehoe
c)
Lava
d)
magma
14.
What is the material that made out of silicon and oxygen and contributes to the thickness of magma?
a)
Silica
b)
Silicon
c)
Sillycon
d)
Siloxygen
15.
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
16.
Volcanic island arcs are associated with what type of plate boundary?
a)
oceanic-continental convergent
b)
oceanic-oceanic convergent
c)
continental-continental convergent
d)
transform
17.
Which type of magma would have the lowest viscosity and flow the fastest?
a)
Low temperature, low silica content
b)
Low temperature, high silica content
c)
High temperature, high silica content
d)
High temperature, low silica content
18.
How does a hot spot create more than one volcano?
a)
the plate moves above the hot spot
b)
the hot spot moves
c)
subducted oceanic crust melts and breaks through the ocean floor in different locations
d)
the pipeline of magma in the mantle moves, blasting new cracks in the crust
19.
Hot spot volcanoes only occur in the middle of oceanic plates.
a)
false
b)
true
20.
Where do island arcs form?
a)
close to a deep ocean trench
b)
at the mid ocean ridge
c)
on the edge of a continent
d)
in the middle of a plate
21.
What provides the force that causes magma to erupt to the surface?
a)
expansion of trapped gases within the magma
b)
temperature of the magma
c)
viscosity of the magma
d)
silica content of the magma
22.
The viscosity of magma increases as temperature increases.
a)
false
b)
true
23.
What is the principal ingredient to all types of magma?
a)
Iron
b)
Magnesium
c)
Silica
d)
Water
24.
What type of lava cools slowly and forms rock with smooth, ropelike features?
a)
Aa
b)
Magma
c)
Pahoehoe
d)
Pillow Lava
25.
What do you call a large crater formed by the collapse of a volcano?
a)
Caldera
b)
Cinder Cone
c)
Composite Volcano
d)
Shield Volcano
26.
What is the opening in Earth's crust through which molten rock, gases, and ash erupt?
a)
Divergent Boundary
b)
Magma
c)
Subduction Boundary
d)
Volcano
27.
Which kind of volcano will probably never erupt again?
a)
a chamber volcano
b)
an extinct volcano
c)
an active volcano
d)
a dormant volcano
28.
Lava that is very runny probably
a)
has been cooled below the surface.
b)
comes from explosive volcanoes.
c)
is hotter than most lava.
d)
has a low silica content.
29.
Which of the following best describes subduction?
a)
movement of tectonic plates away from each other
b)
movement of one tectonic plate against another
c)
side-by-side movement of two tectonic plates
d)
movement of one tectonic plate under another
30.
When an oceanic plate collides with a continental plate, the oceanic plate is usually subducted because
a)
oceanic crust is denser and thinner than continental crust.
b)
continental crust is denser and thinner than oceanic crust.
c)
oceanic crust is denser and thicker than continental crust.
d)
continental plates move more quickly than oceanic plates.
31.
Which kind of volcano is most likely to erupt soon?
a)
a chamber volcano
b)
an active volcano
c)
a dormant volcano
d)
an extinct volcano
32.
A volcano that hasn't erupted in a long time.
a)
Dead
b)
hot spots
c)
Ring of fire
d)
Dormant
33.
Convergent means to
a)
pull apart
b)
come together
c)
slide past
34.
Divergent means to
a)
Pull apart
b)
Come together
c)
Slide past
35.
Which of the following factors helps determine whether a volcanic eruption will be violent or relatively quiet?
a)
amount of dissolved gases
b)
temperature of the magma
c)
amount of silica in the magma
d)
all of the above
36.
What is / are sign(s) that a volcano may erupt soon?
a)
Earthquake activity in the area
b)
Changes in the shape of the volcano
c)
Different amounts of gas being produced
d)
All of these are signs
37.
Energy from deep within the Earth is called ____ energy.
a)
solar
b)
wind
c)
biomass
d)
geothermal
38.
Which kind of volcano will probably never erupt again?
a)
a chamber volcano
b)
an extinct volcano
c)
an active volcano
d)
a dormant volcano
39.
The main hazard from a quiet volcanic eruption is
a)
pyroclastic flow
b)
lava flows
c)
volcanic cinders
d)
volcanic ash
40.
Liquid magma flows upward through cracks in rock because it is
a)
high in viscosity
b)
less dense than the surrounding solid material
c)
a liquid
d)
more dense than the surrounding solid material
41.
What provides the force that causes magma to erupt to the surface?
a)
the silica in the magma
b)
dissolved gases trapped in the magma
c)
gravity in the lithosphere
d)
the density of the magma
42.
Small earthquakes under a volcano tell scientists that...
a)
The volcano is extinct.
b)
The volcano is about to erupt.
c)
The volcano had too many tacos at lunch.
43.
A mid-ocean ridge shows the location of a...
a)
Convergent Boundary
b)
Divergent Boundary
c)
Transform Boundary
44.
What forms when hot water and steam are trapped underground in a narrow crack?
a)
hot spring
b)
batholith
c)
geyser
d)
volcano
45.
A huge hole left behind when a volcano collapses is a __________.
a)
caldera
b)
volcanic neck
c)
sill
d)
vent
46.
In volcanic areas, groundwater heated by magma is a source of
a)
lava flows
b)
silicia
c)
geothermal energy
d)
pyroclastic flows
47.
When groundwater heated by magma rises to the surface and collects in a natural pond, it is called a
a)
hot spring
b)
geyser
c)
vent
d)
pyroclastic flows
48.
Pahoehoe is
a)
cooler, slower moving lava
b)
fast moving lava
c)
volcanic ash
d)
lava with a rough, chunky surface
49.
If a volcano's magma is high in silicia, the volcano will probably
a)
erupt quietly
b)
remain dormant
c)
erupt explosively
d)
produce dark color lava
50.
At a subduction boundary, oceanic crust is forced downward into the mantle and melts. This leads to the formation of:
a)
Hot spots
b)
Volcanoes
c)
Rift valleys
d)
Faults
51.
Geothermal energy is an energy source that uses Earth's own internal heat and is:
a)
The result of transform plate movement
b)
From solar energy
c)
From fossil fuels
d)
Related to volcanic activity
52.
Which of the following is evidence that the Hawaiian islands formed due to a stationary hot spot on the Pacific Plate?
a)
The Hawaiian island chain contains mostly extinct eroded volcanoes and submerged volcanic ridges
b)
The active volcanoes are shield cone volcanoes and cinder cone volcanoes with gentle slopes
c)
The volcanoes on each of the Hawaiian islands are approximately the same size
d)
The basaltic magma flowing from each volcano has a unique density and flow rate
53.
What do we call a volcano has erupted in the recent past and shows activity so it could erupt again?
a)
Dormant volcano
b)
Active volcano
c)
Extinct volcano
d)
Shield volcano
54.
What do we call a volcano that we have evidence of eruption in the past, it could erupt again, but not showing activity?
a)
Composite volcano
b)
Active volcano
c)
Extinct volcano
d)
Dormant volcano
55.
A mid-ocean ridge occurs at a ________ plate boundary.
a)
transform
b)
convergent
c)
divergent
56.
What are geysers?
a)
A type of volcano
b)
Boiling water that rises and shoots out of the ground along with steam
c)
A volcano that shoots out boiling water
d)
A dead volcano
57.
What is NOT a result of geothermal energy?
a)
Hot springs
b)
Electricity Generation
c)
Geysers
d)
Salt Production
58.
Volcanic eruptions are NOT common at __?__ boundaries.
a)
divergent
b)
transform
c)
convergent
d)
all of the above
59.
What is not a positive impact volcanoes can have?
a)
volcanic ash is good for soil
b)
tourists will come to see it and spend money there
c)
volcanoes produce fossil fuels
d)
volcanoes have precious minerals we can mine
60.
How does a hot spot create more than one volcano?
a)
the plate moves above the hot spot
b)
the hot spot moves
c)
subducted oceanic crust melts and breaks through the ocean floor in different locations
d)
the pipeline of magma in the mantle moves, blasting new cracks in the crust
61.
This rock formed when lava cooled very quickly on Earth's surface. What specific type of rock is it?
a)
obsidian
b)
granite
c)
basalt
d)
pumice
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