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WorksheetsVolcano
Total questions: 39
Worksheet time: 22mins
Name
Class
Date
1.
A major belt of volcanoes that rim the Pacific Ocean.
a)
Mid-ocean ridge
b)
Caldera ring
c)
Tectonic line
d)
Ring of Fire
2.
A string of islands formed by volcanoes along a deep-ocean trench.
a)
island arc
b)
galapagoes
c)
pahoehoe
d)
aa
3.
Liquid magma that reaches the surface... hardens into surface rock.
a)
magma
b)
basalt
c)
lava
d)
igneous
4.
The opening through which molten rock and gas leave a volcano.
a)
pipe
b)
crater
c)
vent
d)
aa
5.
What other geological event sometimes occurs in the same area as a volcano?
a)
tornado
b)
flood
c)
earthquake
d)
whirlwinds
6.
The pocket beneath a volcano where magma collects?
a)
vent
b)
caldera
c)
magma chamber
d)
pipe
7.
The expulsion of ash, cinders, bombs, and gasses during an explosive volcanic eruption.
a)
pyroclastic flow
b)
Fusion flow
c)
Fission Flow
d)
pahoehoe
8.
A bowl-shaped area that forms around a volcano's central opening.
a)
vent
b)
pipe
c)
aa
d)
crater
9.
Describes a volcano that is not currently active, but that may become active in the future.
a)
extince
b)
hibernation
c)
dormant
d)
sleeping
10.
Describes a volcano that is no longer active and ;is unlikely to ever erupt!
a)
extinct
b)
dormant
c)
sill
d)
batholith
11.
A wide, gently sloping mountain made of layers of lava and formed by quiet eruptions.
a)
cinder cone
b)
composite volcano
c)
shield volcano
d)
strato-volcano
12.
A tall, cone shaped mountain in which layers of lava alternate with layers of ash and other volcanic materials.
a)
composite volcano
b)
shield volcano
c)
cinder cone
d)
geyser
13.
A steep, cone-shaped hill or small mountain made of volcanic ash, cinder, and bombs piled up around a volcano's opening.
a)
sill
b)
vent
c)
cinder cone
d)
pipe
14.
A hot, fast moving type of lava that hardens to form smooth, rope-like coils!
a)
aa
b)
pahoehoe
c)
silica
d)
magma
15.
A material found in magma that is formed from the elements oxygen and silicon.
a)
carbon dioxide
b)
basalt
c)
silica
d)
pahoehoe
16.
Which area is not known for having volcanoes?
a)
Mid-Ocean Ridges
b)
Where Plates Subduct
c)
Transform Boundaries
d)
Diverging Boundaries
17.
Which molten rock is on the surface?
a)
Lava
b)
Magma
18.
What is this diagram?
a)
Lava Plateau
b)
Cinder Cone
c)
Caldera
d)
Shield Cone
19.
What is this diagram?
a)
Lava Plateau
b)
Cinder Cone
c)
Caldera
d)
Shield Cone
20.
What is this diagram?
a)
Lava Plateau
b)
Cinder Cone
c)
Caldera
d)
Shield Cone
21.
What is this diagram?
a)
Lava Plateau
b)
Composite Cone
c)
Caldera
d)
Unicorn Mountain
22.
This volcano is built by layered flows, quiet eruptions, explosive eruptions, and pyroclastic flows.
a)
Composite
b)
Cinder Cone
c)
Shield
23.
What type of volcano is composed of layers of pyroclastics and lava flows?
a)
Stratovolcano
b)
Cinder Cone Volcano
c)
Shield Volcano
24.
What type of volcano is composed of layers of cinders and pyroclastics?
a)
Shield
b)
Stratovolcano
c)
Cinder Cone
25.
What type of boundary would you likely find a stratovolcano?
a)
Divergent
b)
Convergent
c)
Transform
d)
Hotspot
26.
What type of volcano has the most explosive eruptions?
a)
Shield
b)
Cinder Cone
c)
Stratovolcano
27.
What type of volcano is Mount St. Helens?
a)
Cinder cone volcano
b)
Shield volcano
c)
Stratovolcano
d)
It is not a volcano
28.
What type of volcano is this..
a)
Shield
b)
Cinder Cone
c)
Composite or Stratovolcano
29.
What type of volcano is this..
a)
Shield
b)
Cinder Cone
c)
Composite or Stratovolcano
30.
Which volcano is a wide, gently sloping mountain formed by thin layers or lava that pour out of a vent and harden on top of previous layers?
a)
cinder cone
b)
composite or stratovolcano
c)
shield
d)
dome mountain
31.
Mt. Hood is part of the Cascade Range in the northwestern part of the United States. Which one of the following most likely caused Mt. Hood to form?
a)
One tectonic plate sliding under another
b)
A plate flowing over a hot spot
c)
One plate moving northward, and one plate moving southwesterly
d)
A meteorite hit the earth
32.
This city was destroyed in 79 A.D. by the eruption of Mt. Vesuvius.
a)
Rome
b)
Munich
c)
Pompeii
d)
Naples
33.
The Hawaiian Islands are made up of mostly ____ volcanoes.
a)
shield
b)
composite
c)
cinder cone
d)
magma
34.
What is the term for a fluid's tendency to resist flow?
a)
Movement
b)
Silica
c)
Pressure
d)
Viscosity
35.
This is Sunset Crater, located in Arizona. This volcano is an example of a ___________
a)
Shield volcano
b)
Stratovolcano
c)
Cone volcano
d)
Volcano
36.
What type of lava is shown in the diagram?
a)
Aa
b)
Cool
c)
Pahoehoe
d)
Andesitic
37.
The image shows Kilauea which is located on the big island of Hawaii. From the information in the diagram, Kilauea is a(n)
a)
Shield Volcano
b)
Composite Volcano
c)
Andesitic Volcano
d)
Cinder Volcano
38.
This city was destroyed in 79 A.D. by the eruption of Mt. Vesuvius.
a)
Rome
b)
Munich
c)
Pompeii
d)
Naples
39.
Which type of lava flow has angular, sharp pieces?
a)
Pahoehoe
b)
Aa
c)
Cool
d)
Glass
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