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Volcano Trivia

Total questions: 61

Worksheet time: 33mins

Name
Class
Date
1.

What is a volcano?

a)

A weak spot in Earth’s crust where magma can come to the surface.

b)

A mix of rocks, minerals, gases, and water from the mantle.

c)

Hot semifluid rock that becomes solid rock as it cools off.

d)

A special kind of mountain.

2.

What is magma?

a)

Hot semifluid rock that becomes solid rock as it cools off.

b)

A mix of rocks, minerals, gases, and water from the mantle.

c)

A weak spot in Earth’s crust where magma can come to the surface.

d)

Hardened rock.

3.

What is lava?

a)

A weak spot in Earth’s crust where magma can come to the surface.

b)

A mix of rocks, minerals, gases, and water from the mantle.

c)

Hot semifluid rock that becomes solid rock as it cools off.

d)

A really hot part of the mantle.

4.

Where do volcanoes typically form?

a)

At plate boundaries.

b)

In the middle of tectonic plates.

5.

What is a quiet eruption?

a)

When magma flows easily and erupts quietly with gases bubbling out gently and lava oozing out quietly.

b)

When trapped gases build up pressure until they explode with incredible force.

6.

What is an explosive eruption?

a)

When trapped gases build up pressure until they explode with incredible force.

b)

When magma flows easily and erupts quietly with gases bubbling out gently and lava oozing out quietly.

7.

What kind of lava is fast-moving?

a)

Pahoehoe

b)

Aa

8.

What kind of lava is slower-moving?

a)

Pahoehoe

b)

Aa

9.

What typically erupts from explosive volcanoes?

a)

Pahoehoe

b)

Aa

c)

A pyroclastic flow

10.

What is an active volcano?

a)

A volcano that has erupted at least once in the last 10,000 years.

b)

A volcano that hasn’t erupted in the last 10,000 years, but could still erupt.

c)

A volcano that should never erupt again.

11.

What is a dormant volcano?

a)

A volcano that has erupted at least once in the last 10,000 years.

b)

A volcano that hasn’t erupted in the last 10,000 years, but could still erupt.

c)

A volcano that should never erupt again.

12.

What is an extinct volcano?

a)

A volcano that has erupted at least once in the last 10,000 years.

b)

A volcano that hasn’t erupted in the last 10,000 years, but could still erupt.

c)

A volcano that should never erupt again.

13.

Which of the following is NOT a feature of stratovolcanoes?

a)

Also called composite volcanoes.

b)

Made of layers of ash and lava.

c)

Very tall.

d)

Made of layers of just lava.

14.

Which of the following is NOT a feature of shield volcanoes?

a)

Some of the biggest mountains in the world.

b)

Made of layers of just lava.

c)

Made of layers of ash and lava.

d)

Very wide.

15.

What kind of eruptions do stratovolcanoes have?

a)

Explosive eruptions.

b)

Quiet eruptions.

16.

What kind of eruptions do shield volcanoes have?

a)

Explosive eruptions.

b)

Quiet eruptions.

17.

What kind of volcano is this?

a)

Stratovolcano

b)

Shield volcano

c)

Cinder cone volcano

18.

What kind of volcano is this?

a)

Stratovolcano

b)

Shield volcano

c)

Cinder cone volcano

19.

What kind of volcano is this?

a)

Stratovolcano

b)

Shield volcano

c)

Cinder cone volcano

20.

What is the name that scientists gave to the area around the pacific ocean where most of the volcanoes in the world exist?

a)

The Ring of Fire

b)

The Fire Ring

c)

The Ring of Volcanoes

d)

The Volcano Ring

21.
Volcanoes that have recently erupted are known as:
a)
Extinct Volcano
b)
Dormant Volcano
c)
Active Volcano
d)
What's a volcano?
22.
A volcano that has erupted in the last 2000 years but not recently is known as....
a)
Dormant
b)
Active
c)
Extinct
d)
Angry
23.
Volcanoes that have not erupted for at least 10,000 years are described as...
a)
Sleeping
b)
Dormant
c)
Active
d)
Extinct
24.
__________ volcanoes are usually steep sided. They are formed from layers of ash and lava.
a)
Shield
b)
Cone
c)
Dormant
d)
Extinct
25.
__________ volcanoes are formed from fast flowing, lava which flows easily over the surface, forming larger volcanoes with gentle sides.
a)
Cone
b)
Composite
c)
Angel
d)
Shield
26.
This plate is involved in all of the Ring of Fire Volcanoes.
a)
The Nazca Plate
b)
The North American Plate
c)
The Pacific Plate
d)
The Indian Plate
27.
Ring of Fire Volcanoes have...
a)
Blocky lava
b)
Sea water trapped inside
c)
Huge, violent eruptions
d)
All of the above
28.
What percent of the Earth's volcanoes reside in the Ring of Fire?
a)
75%
b)
100%
c)
90%
d)
0%
29.
The loudest sound ever recorded was...
a)
Mt. Vesuvius erupting
b)
Mt. Krakatoa erupting
c)
Mt. Kilauea
d)
A mouse whispering in the forest.
30.
A subduction zone is...
a)
plates pull apart.
b)
the continental plate slides under the oceanic plate.
c)
where the oceanic plate slides under the continental plate.
d)
plates slap each other a high five.
31.
75% of America's volcanoes are found in this state...
a)
Washington
b)
Oklahoma
c)
California
d)
Alaska
32.
What is molten rock that has formed deep within the Earth?
a)
Hot Spot
b)
Magma
c)
Lava
d)
Volcano
33.
What is molten rock that has reached the Earth's surface?
a)
Aa
b)
Lava
c)
Magma
d)
Pahoehoe
34.
As magma rises towards the surface it collects in a 'room' called a _____ _____ . 
a)
magma chamber
b)
side vent
c)
main vent
d)
lava chamber
35.
Vocanoes are found...
a)
on land
b)
under water
c)
on islands
d)
all of the above
36.
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
37.
The difference between magma and lava is _____
a)
where it is found (above or below the surface)
b)
how hot the molten rock is (lava is hotter than magma)
c)
 the type of boundary where it forms
d)
the viscosity of the molten rock (lava has a lower viscosity)
38.
Where are most volcanoes found?
a)
Southern Hemisphere
b)
Ring of Fire
c)
Mid-Atlantic Ridge
d)
Hot Spots
39.
Why does magma tend to rise to the surface?
a)
It has large amounts of silica.
b)
It contains very little silica.
c)
It is denser than the surrounding material.
d)
It is less dense than the surrounding material.
40.
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

41.
What type of volcano is made of lava fragments that have been ejected from a volcanic vent?
a)
Caldera
b)
Cinder Cone
c)
Composite Volcano
d)
Shield Volcano
42.
What is the definition of dormant?
a)
sleeping
b)
extinct
c)
active
d)
invisible
43.
Volcanoes that are NOT found at plate boundaries occur in the middle of plates in areas called ___________. 
a)
hot spots
b)
mid-ocean ridges
c)
fissure volcanoes
d)
shield volcanoes
44.
Most volcanoes occur at which 2 types of plate boundaries? 
a)
convergent w/ subduction and divergent
b)
divergent and transform
c)
divergent and hot spots
d)
convergent w/ subduction and hot spots
45.
A dead volcano, one that is unlikely to erupt again
a)
Dormant volcano
b)
Extinct volcano
c)
Shield volcano
d)
Caldera
46.

Where do volcanoes typically form?

a)

At plate boundaries.

b)

In the middle of tectonic plates.

47.

What is an active volcano?

a)

A volcano that has erupted at least once in the last 10,000 years.

b)

A volcano that hasn’t erupted in the last 10,000 years, but could still erupt.

c)

A volcano that should never erupt again.

48.

What is a dormant volcano?

a)

A volcano that has erupted at least once in the last 10,000 years.

b)

A volcano that hasn’t erupted in the last 10,000 years, but could still erupt.

c)

A volcano that should never erupt again.

49.

What is an extinct volcano?

a)

A volcano that has erupted at least once in the last 10,000 years.

b)

A volcano that hasn’t erupted in the last 10,000 years, but could still erupt.

c)

A volcano that should never erupt again.

50.

What kind of eruptions do composite volcanoes have?

a)

Explosive eruptions.

b)

Quiet eruptions.

51.

What kind of eruptions do shield volcanoes have?

a)

Explosive eruptions.

b)

Quiet eruptions.

52.

Magma is...

a)

molten rock above the earth's surface

b)

molten rock in the ocean

c)

molten rock beneath the earth's surface

53.

lava is...

a)

molten rock above the earth's surface

b)

molten rock below the earth's surface

c)

molten rock in the center of the earth

54.

Most volcanoes are located...

a)

in the middle of the United States

b)

at the edges of the tectonic plates

c)

on Mars

55.

The biggest volcano is located...

a)

on Mars

b)

on Earth

c)

on Jupiter

56.

Some benefits of volcanic eruptions include (pick all that apply)

a)

new land formations

b)

new ocean marine life

c)

fertilized soil

57.

What are some problems that volcanic eruptions cause? (select all that apply)

a)

earthquakes

b)

mudslides

c)

floods

d)

avalanches

58.

Which volcano type has a gentle slope and gentle eruptions that last a long time?

a)

Cinder cone volcanoes

b)

Shield volcanoes

c)

Composite4 volcanoes

59.

Which volcano has steep slopes and the lava flows through a single vent?

a)

Composite volcanoe

b)

Shield volcano

c)

Cinder Cone volcano

60.

This type of volcano has steep slopes, has explosive eruptions of gas and ash. Most volcanoes are this type.

a)

Composite volcano

b)

Shield volcano

c)

Cinder Cone volcano

d)

Ash volcanoe

61.

All volcanoes that were made for the lab were...

a)

Active volcanoes

b)

Dormant volcanoes

c)

Extinct volcanoes

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