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Volcanoes

Total questions: 15

Worksheet time: 2hrs 39mins

Name
Class
Date
1.

Which theory helped scientists understand how and where volcanoes erupt?

a)

Theory of Plate Tectonics

b)

Theory or Relativity

c)

Theory of the Rock Cycle

d)

Big Bang Theory

2.

Which type of volcano is built by alternating layers of lava flows and ash flows? It can

be very explosive.

a)

Cinder Cone

b)

Composite

c)

Lava Dome

d)

Shield

3.

Which type of volcano has steep angled sides, throws blobs of lava in the air that fall as cinders, and is built over a short period of time?

a)

Cinder Cone

b)

Composite

c)

Lava Dome

d)

Shield

4.

Which type of volcano if found in the Hawaiian Islands with thick flowing, slow moving lava? This is the most common type of volcano on earth.

a)

Cinder Cone

b)

Composite

c)

Lava Dome

d)

Shield

5.

Which type of volcano spills thick lava which cools and piles up around the vent? These fragments spill down the sides of the volcano.

a)

Cinder Cone

b)

Composite

c)

Lava Dome

d)

Shield

6.

Which type of volcano is currently resting, but could erupt sometime in the future?

a)

Active

b)

Dormant

c)

Extinct

d)

All of the above

7.

The weak point in the Earth’s crust where hot magma rises and reaches the earth’s

surface is call the __________.

a)

Crater

b)

Magma Chamber

c)

Main Vent

d)

Secondary Cone

8.

An active volcanic area on earth is found at_______.

a)

Diverging Boundaries

b)

Converging Boundaries

c)

Hot Spots

d)

All of the above

9.

What is the active volcano area around the Pacific Rim called?

a)

Hot Spots

b)

Pacific Ocean

c)

Ring of Fire

d)

Hawaii

10.

Large projectiles thrown through the air during an eruption are called

a)

Volcanic bombs

b)

Hot Spot

c)

Lava

d)

Magma chamber

11.

Magma is found above the earth surface?

a)

True

b)

False

12.
What type of volcano is Kilauea, which is located in Hawaii?
a)
Caldera
b)
Cinder Cone
c)
Composite Volcano
d)
Shield Volcano
13.
Where are most volcanoes found?
a)
Southern Hemisphere
b)
Ring of Fire
c)
Mid-Atlantic Ridge
d)
Hot Spots
14.
What is molten rock that has reached the Earth's surface?
a)
Aa
b)
Lava
c)
Magma
d)
Pahoehoe
15.
Where do volcanoes come from?
a)
Places where plates move apart
b)
Places where plates are moving together
c)
Hot Spots
d)
All of these options