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Pacific Ring of Fire

Total questions: 50

Worksheet time: 25mins

Name
Class
Date
1.

Where is the Ring of Fire located?

a)

Atlantic Plate

b)

Pacific Plate

c)

Japanese Plate

d)

North American Plate

2.

What geologic hazards are caused by Ring of Fire volcanic eruptions? (Select all that apply)

a)

Earthquakes

b)

Volcanic Eruptions

c)

Mudslides

d)

Tsunamis

3.

What s driving the movement of the tectonic plates?

a)

Gravity

b)

Tides caused by lunar activity

c)

Convection currents deep in the mantle

d)

A giant turtle

4.

What percentage of Earth's volcanoes are found in the Ring of Fire?

a)

10%

b)

25%

c)

50%

d)

75%

5.

What percentage of all earthquakes occur around the Ring of Fire?

a)

25%

b)

50%

c)

75%

d)

90%

6.

What is the most dangerous geological hazard common around the Ring of Fire?

a)

Earthquakes

b)

Mudslides

c)

Volcanic Eruptions

d)

Tsunamis

7.

What is the ring of fire?

a)

The section of the volcano which the most activity takes place in

b)

A section along the pacific ocean where a hot spot of volcanoes are located.

c)

The most deadly volcano in the world

8.

Which continents does the ring of fire span across?

a)

Africa, Europe, North america, South America.

b)

Africa, Asia, Europe

c)

North America, South America, Australasia, Asia.

9.

What is subduction?

a)

When the ocean creates tsunamis

b)

Tectonic plates rising

c)

The formation of rocks in the ocean

d)

When one tectonic plate sinks below another due to gravity in the mantle

10.

What are tectonic plates?

a)

Pieces of earth's crust

b)

The rocky core of the earth

c)

The new biome in 1.14

d)

The base of the volcano

11.
What type of volcano is built almost entirely from ejected lava fragments?
a)
cinder cone
b)
composite cone
c)
shield volcano
d)
pahoehoe volcano
12.
Can volcanic eruptions effect the temperature of the ocean?
a)
yes 
b)
no
13.
__________ volcanoes are usually steep sided. They are formed from layers of ash and lava.
a)
Shield
b)
Cone
c)
Dormant
d)
Extinct
14.
This is Sunset Crater, located in Arizona. This volcano is an example of a ___________
a)
Shield volcano
b)
Stratovolcano
c)
Cone volcano 
d)
Volcano
15.
What causes an earthquake?
a)
Hitting the ground
b)
Tectonic Plates sliding, bumping, and hitting each other 
c)
Plates hitting each other, and sliding under each other 
16.
What is the biggest fault line in North America 
a)
San andreas fault 
b)
The Hayward Fault
c)
The Ramapo Seismic Zone
17.
What fault line is located in California? 
a)
San andreas fault 
b)
The Hayward Fault
18.
What are volcanoes? 
a)
rock
b)
A magma infused mountain 
c)
A large mountain consisting of magma, rock, and more
19.
Volcanoes that have recently erupted are known as:
a)
Extinct Volcano
b)
Dormant Volcano
c)
Active Volcano
d)
What's a volcano?
20.
volcano that has erupted in the last 2000 years but not recently is known as....
a)
Dormant
b)
Active
c)
Extinct
d)
Angry
21.
Volcanoes that have not erupted for at least 10,000 years are described as...
a)
Sleeping
b)
Dormant
c)
Active
d)
Extinct
22.
__________ 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
23.
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
24.
Ring of Fire Volcanoes have...
a)
Blocky lava
b)
Sea water trapped inside
c)
Huge, violent eruptions
d)
All of the above
25.
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.
26.
75% of America's volcanoes are found in this state...
a)
Washington
b)
Oklahoma
c)
California
d)
Alaska
27.
The cracks in Earth's crust are called ___________.
a)
tectonic plates
b)
faults
c)
magma
d)
lava
28.
What are the puzzle pieces of the Earth's surface called?
a)
Tectonic plates
b)
Puzzles
c)
Earthquakes
29.
What is the outermost layer of the Earth called?
a)
Core
b)
Mantle
c)
Crust
30.
What is the vocabulary word for the movement on the surface of the Earth resulting from underground movement between two plates?
a)
An Earthquake
b)
Shaking Earth
c)
Volcano
31.
________________ measures the strength of an earthquake on a scale of 1-10.
a)
Seismometer
b)
Richter Scale
c)
Magnitude
d)
Seismology
32.
Lava that is still deep inside the earth is called ____________________________.
a)
lava
b)
magma
c)
volcano
d)
earthquake
33.
The arrow is pointing to...
a)
an ash cloud
b)
lava
c)
magma
d)
a vent
34.
The state of _______________________ is a group of volcanic islands in the Pacific Ocean.
a)
Hawaii
b)
Japan
c)
California
d)
Volcano
35.
This word describes the size of the earthquake:
a)
seismograph
b)
magnitude
c)
focus
d)
epicenter
36.
This city was destroyed in 79 A.D. by the eruption of Mt. Vesuvius.
a)
Rome
b)
Munich
c)
Pompeii
d)
Naples
37.
There is only one type of volcano.
a)
True
b)
False
38.
All volcanoes erupt in the same way. 
a)
False
b)
True
39.
What are scientists that study volcanoes called?
a)
doctor
b)
vet
c)
volcanologist
d)
volcano scientist
40.
What is the opening that extends from the magma chamber to the top of the volcano called?
a)
magma
b)
lava
c)
vent 
d)
crater
41.
What is Magma when it reaches the surface of Earth?
a)
Lava
b)
Mafic Magma
c)
Felsic Magma
d)
None of these
42.
When an explosive eruption  forms a mixture of hot rock, ash, and gas, this material is called a...?
a)
Land slide
b)
Lava
c)
Eruption trail
d)
Pyroclastic flow
43.
A volcano that is made from layers of both runny lava and lava chunks is called 
a)
a shield volcano
b)
a cinder cone volcano
c)
a composite volcano
44.
Dormant volcanoes might erupt in the future.
a)
True
b)
False
45.
Where is Mt. St Helens located?
a)
New Jersey
b)
Nebraska
c)
Washington state
d)
I didn't learn this so I give up 
46.
According to the text, which natural force is more powerful?
a)
Tornado
b)
Earthquake
c)
Volcano
d)
Hurricane
47.

Volcanoes are usually found

a)

in the middle of the ocean

b)

along plate boundaries

c)

at the edge of continents

d)

in the southern hemisphere

48.

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

49.

Magma is found above the earth surface?

a)

True

b)

False

50.
Where are most volcanoes found?
a)
Southern Hemisphere
b)
Ring of Fire
c)
Mid-Atlantic Ridge
d)
Hot Spots