Types of Volcanoes
Volcano Parts
Volcanic Eruptions
Where volcanoes occur?
100
This volcano has gently sloping sides.
What is a shield volcano?
100
This is any place where ash, gas, or melted rock come out of the ground.
What is a volcano?
100
This is molten rock above ground.
What is lava?
100
A location where a column of extremely hot molten rock, called a mantle plume, rises to the surface to form a volcano. Often in the middle of a plate.
What is a hot spot?
200
This type of volcano has layers of ash and lava.
What is a composite volcano?
200
This is the point where the magma leaves the earth.
What is the vent?
200
This is molten rock below ground?
What is magma
200
Area along the Pacific plate where 75% of the world’s active and dormant volcanoes exist.
What is ring of fire?
300
This type of volcano is a very steep cone shaped hill or mountain.
What is a cinder cone volcano?
300
This is the large area underground where the magma is held.
What is the magma chamber?
300
Hot ash and bits of rock that come out of an explosive volcano.
What is pyroclastic material?
300
Type of boundary where ocean plates subduct often creating composite volcanoes
What is a convergent plate boundaries?
400
Hawaii is this type of volcano.
What is a shield volcano?
400
This is the bowl shaped area that forms around the volcano's vent.
What is the crater?
400
This volcano has eruptions of ash and hardened lava (scoria).
What is cinder cone?
400
Boundary where mid-ocean ridges occur due to plates moving away from eachother
What is divergent boundary?
500
Mount St. Helens is an example of this type of volcano.
What is a composite or stratovolcano?
500
This feature occurs when a magma chamber collapses.
What is a caldera?
500
This type of volcano can have mild to explosive eruptions. They alternate between lava flows and pyroclastic (ask and hardened lava) eruptions.
What is composite or stratovolcanoes?
500
The plate that the Ring of Fire surrounds
What is the Pacific Plate?
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