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Volcanoes Review

Total questions: 22

Worksheet time: 11mins

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.
What is the resistance of a liquid, such as lava, to flow?
a)
Elasticity
b)
Pyroclasticity
c)
Silica
d)
Viscosity
3.
What type of volcano has steep slopes made of alternating layers of ash and silica rich lava?
a)
Caldera
b)
Cinder Cone
c)
Composite Volcano
d)
Shield Volcano
4.
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
5.
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
6.
What type of lava cools quickly and forms rock with jagged edges?
a)
Aa
b)
Magma
c)
Pahoehoe
d)
Pillow Lava
7.

What type of volcano is shown above?

a)

Strato

b)

Cinder Cone

c)

Shield

d)

Composite

8.
What type of lava cools slowly and forms rock with smooth, ropelike features?
a)
Aa
b)
Magma
c)
Pahoehoe
d)
Pillow Lava
9.
Magma that hardens in a volcano's pipe create a 
a)
Sill
b)
Dike
c)
Volcanic neck
d)
Batholith
10.
True or False: Viscosity increases as temperature increases. 
a)
True
b)
False
11.
There are volcanoes underwater.
a)
True 
b)
False
12.
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
13.
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
14.
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
15.
A lahar is __ 
a)
A mudslide from melted icecaps
b)
Small chunks of rock that explode outward
c)
Tiny particles that blanket the country
d)
A completely made up thing--from Dr. Seuss
16.

A tall volcano with alternating layers of ash and lava, is a _____ volcano.

a)

Shield

b)

Composite

c)

Cinder cone

d)

Hot spot

17.

If a volcano is high in silica and water it will probably _____.

a)

erupt quietly

b)

remain dormant

c)

erupt explosively

d)

produce dark colored lava

18.

When ash, cinders, and bombs build up in a steep pile around a volcano's vent, it is a _____ volcano.

a)

cinder cone

b)

composite

c)

shield

d)

dormant

19.

Where are most of the world's volcanoes found?

a)

underwater

b)

Aleutian Islands

c)

Ring of Fire

d)

Asia

20.

Identify the type of volcano.

a)

cinder cone

b)

composite

c)

shield

d)

extinct

21.

Why do volcanoes form along this plate boundary?

a)

pyroclastic flows

b)

hot spot

c)

divergent

d)

subduction

22.

What is this volcanic feature?

a)

Batholith

b)

Caldera

c)

Geyser

d)

Volcano