Science
Part of the Volcano
100
It produces some of the Earth's most violent geologic changes, but aren't always violent.
What is a volcano?
100
Melted rock called magma from inside Earth.
What is lava?
200
A geologist who studies the eruptive activity and formation of volcanoes and their current and historic eruptions.
What is a volcanologist?
200

The outermost layer of rock of which a planet consists, especially the part of the earth above the mantle


What is the crust?
300
A wide mountain with steep slopes of alternating layers of lave and ash.
What is a composite volcano?
300
Before it becomes lava, it flows from the magma chambers through the conduit, and out the vent.
What is magma?
400
A volcano that has slow, oozing lava flowing from its vents.
What is a shield volcano?
400

The pipe or vent at the heart of a volcano where material wells up from beneath the surface. 

What is a conduit?
500
A type of volcano that has no lava flow, but instead sprays gas and lava into the air.
What is a cinder volcano?
500

A reservoir of magma in the earth's crust where the magma may reside temporarily on its way from the upper mantle to the earth's surface.

What is a magma chamber?