Volcano Parts
Types of volcanoes
Volcanic Material
Other Volcanic Landforms
Origin of magma
100
A depression around the volcanic vent
What is a crater?
100
This volcano is not really tall or wide but it is very steep/
What is a cinder cone volcano?
100
Type of lava that is rough and jagged.
What is Aa lava?
100
Fairly flat areas of lava.
What is a lava plateau?
100
Most magma comes from here.
What is the Asthenosphere?
200
The place where magma is being held and builds up.
What is the magma chamber?
200
Widest volcano and is the least steep.
What is a shield volcano?
200
Lava that comes out of volcanoes like toothpaste and is very smoothe.
What is pahoehoe lava?
200
Tall rock formations from the leftover lava that was in the pipe.
What is a neck?
200
As you go further down into the earth, this happens to the heat.
What is an increase of temperature?
300
An opening at the end of the pipe
What is the vent?
300
Also called stratovolcanoes and consists of layers.
What is a composite cone volcano?
300
Particles that range in size from a bead to a walnut.
What is lapilli or cinders?
300
A huge depression caused by a volcano collapsing.
What is a caldera?
300
This is what pushes down on the inner core to make the molecules solid.
What is pressure?
400
The tube the lava goes up the volcano through
What is the pipe?
400
At a composite cone volcano water mixes with ash to form this.
What is a lahar? (mudflow)
400
Completely hardened, larger particles.
What are blocks?
400
Large areas of hardened magma that are underground. Usually big rocks.
What are batholiths?
400
This is what causes the melting point of rocks to decrease if there is a lot of it.
What is water?
500
Another word for the pipe of a volcano.
What is a conduit?
500
Usually the smallest volcano.
What is a cinder cone volcano?
500
Semi-molten particles that are still a little mushy.
What are bombs?
500
A volcanic landform that happens mostly with shield and composite cones.
What is a caldera?
500
This could happen if water causes magma to build up pressure.
What is a volcanic eruption?
M
e
n
u