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Anatomy of a Volcanic Eruption Review

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.
1. What are the names of the three main layers of the earth? pg. 6/7
a)
Plates, Magma, Mantle
b)
Core, Mantle, Crust
c)
Convection currents, Crust, Mantle
d)
Plates, Mantle, Crust
2.
2. What percentage of the world's volcanoes on land are found in the Ring of Fire? pg. 9
a)

50%

b)

75%

c)

25%

d)

33%

3.
3. What are the four different types of volcanoes? pg. 16/17
a)

Stratovolcanoes, Cinder Cones, Lava Domes, Shield Volcanoes

b)

Geysers, Fumaroles, Plug Volcanoes, Shield Volcanoes

c)

Stratovolcanoes, Lava Domes, Plug Volcanoes, Shiels Volcanoes

d)

Fumaroles, Cinder Cones, Shield Volcanoes, Lava Domes

4.
4. Which type of volcanic eruption is the largest and most violent? pg. 20-22
a)
Vulcanian
b)
Hawaiian
c)
Strombolian
d)
Plinian
5.

5. Name two tools that volcanologists use to study volcanoes. pg. 31 (Select two)

a)

Seismographs

b)

Rulers

c)

Infrared Cameras

d)

iPhone

6.

6. Partially melted rock becomes this when it reaches the Earth's surface:

a)
fault
b)
magma
c)
lava
d)
crater
7.

7. On what pages in the book would you find information about Mount St. Helens?

a)

pg. 36-37

b)

pg. 42-43

c)

pg. 38-39

d)

pg. 27-28

8.

8. Which is a volcano that has not had any eruptions in the last 10,000 years and is not expected to erupt again? pg. 15

a)
A dormant volcano
b)
An extinct volcano
c)
An active volcano
9.
9. Volcanoes can have good effects. Why is the richest soil often found in places with volcanic activity? pg. 32
a)

The soil makes the farmers a lot of money

b)

There are no minerals or nutrients in the soil

c)

it provides heated water and steam to produce electricity

d)

Volcanic rock is filled with minerals and nutrients that plants need to grow

10.
10. Which is a scale that scientists use to compare volcanic eruptions?
a)
Richter Scale
b)
Seismograph
c)
Volcanic Explosivity Index

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