Parts of a Volcano
Volcanic Landforms
Vocabulary
Eruptions
100
What is lava?
Lava is magma that flows out onto Earth's surface.
100

What are the three types of volcanoes?

Cindercone, Shield, and Composite/Stratovolcano

100
What is Magma?
Molten rock beneath the earth's surface.
100
What are active volcanoes?
Active volcanoes are the volcanoes that erupt constantly.
200
What are magma chambers?
Magma chambers are reservoirs from which volcanic materials erupt.
200

What is a cinder cone volcano?

This type of volcanic landform is made up of small rock particles, or cinders. It is characterized by a small cone with steep sides.

200

What is an eruption column?

The plume of ash, smoke, gas, and rocks that comes out of a volcano when it erupts.

200
What are dormant volcanoes?
These volcanoes have become inactive, but people are not certain that they will not erupt again.
300
what is a vent? where is it located?
Openings through which volcanic materials erupt are called vents. They are located near the peak of the mountain.
300
What is a shield volcano?
This type of volcano is made up of layers of lava rocks. it's not as steep as cinder cone volcano and is created slowly that's why it has gentle and broad sides.
300

What is a lava tube?

A cave that's formed when lava cools on the outside but keeps flowing on the inside.

300

The cloud of gas and ash that comes from a volcano is called an ______ ______?

Eruption column

400
What are craters?
Craters are bowl-shaped depressions. Forceful explosions may blow out the tops of mountains to form craters.
400

What is a composite/strato volcano?

This type of volcano is steep and erupts violently with lava, ash, and gas. It is a combination of cinder cone and shield volcanoes.

400

What is a fire lookout?

A building on top of a volcano or mountain that firefighters use to look for fires.

400
What are Extinct Volcanoes?
Volcanoes that have not erupted in recorded history are considered to be extinct volcanoes.
500

Is a volcano an endogenic or exogenic force?

Endogenic force

500

Which type of volcanic landform is the most destructive? Name an example.

Composite volcano. Mt. St. Helens, Mt. Fuji, and Mt. Vesuvius are all composite volcanoes.

500

what is Ring of Fire and where is it located?

A zone of frequent earthquakes and volcanic eruptions that encircles the Pacific ocean.

500

Mr. T has been to the top of which volcano in Washington?

Mt. Saint Helens

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