Types of Volcanoes
This volcano has gently sloping sides.
What is a shield volcano?
This is the point where the magma leaves the volcano's pipe.
What is the vent?
This is molten rock above ground.
What is lava?
This is what forms when magma hardens in a volcanic pipe.
What is a volcanic neck?
This is a volcano that is unlikely to erupt soon.
What is a dormant volcano?
This type of volcano has layers of ash and lava.
What is a composite volcano? or stratovolcano
This is the narrow tube that rises from the magma chamber to the vent.
What is the pipe.
This is molten rock below ground?
What is magma
This is when magma squeezes between relatively horizontal layers of rock.
What is a sill?
This type of volcano is a very steep cone shaped hill or mountain.
What is a cinder cone volcano?
This is the large area underground where the magma is held.
What is the magma chamber?
This material changes the thickness of lava.
What is silica?
This is when magma forces itself into a vertical crack and hardens.
What is a dike?
This is a volcano formed from lava with little silica.
What is a shield volcano?
This is the bowl shaped area that forms around the volcano's vent.
What is the crater?
This is the term for lava that has little silica, but lots of iron and metals.
What is mafic?
This is a mass of rock that forms when a large body of magma cools inside the cust.
What is a batholith?
This is the most unpredictable volcano, in terms of eruption type.
What is a composite volcano? or stratovolcano
This is a crack that lava flows out which is not the main vent.
What is the side vent.
This lava is thick and chunky because it has lots of silica.
What is felsic lava?
These are smaller bodies of magma that form a feature by forcing layers of rock to bend upward.
What is a dome mountain?