Section #: 18.3
Volcanoes
Practice Test
1.
What two things does the appearance of a volcano depend on?
SC.D.1.4.2
a.
type of material and eruption
b.
type of eruption and latitude
c.
type of material and viscosity
d.
type of eruption and temperature of the lava
Hint
2.
What is the name of a large volcanic crater over 1 km in diameter?
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a.
a vent
b.
a batholith
c.
a stock
d.
a caldera
Hint
3.
How was the volcano cone shown in the figure formed?
SC.D.1.4.2
a.
a mixture of lava and volcanic fragments
b.
material is ejected into the air and falls back to earth
c.
uplifting of mountains before exploding into a volcano
d.
layer upon layer of basaltic lava accumulating during nonexplosive eruptions
Hint
4.
Where do most volcanoes form?
SC.D.1.4.2
a.
at plate boundaries
b.
in the southern hemisphere
c.
along the Mid-Atlantic Ridge
d.
far from plate boundaries
Hint
5.
What type of volcano forms from alternating layers of tephra and nonexplosive lava?
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a.
cinder cone
b.
composite volcano
c.
shield volcano
d.
caldera
Hint
6.
Rock fragments thrown into the air during a volcanic eruption are called __________.
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a.
granite
b.
lava
c.
extrusive
d.
tephra
Hint
7.
Volcanoes that form far from plate boundaries form as the result of __________.
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a.
volcanic bombs
b.
cinder cones
c.
divergent plate boundaries
d.
hot spots
Hint
8.
How is a volcanic crater connected to a magma chamber?
SC.D.1.4.2
a.
by tephra
b.
by a vent
c.
by a sill
d.
by a hot spot
Hint
