Life and Structure of a Volcano

Magma Chamber

A large underground pool of liquid rock found beneath the Earth's crust.

Main Vent

The primary pipe or channel through which magma rises to the surface.

Crater

A bowl-shaped basin at the top of a volcano surrounding the central vent.

Ash Cloud

A cloud of volcanic ash, gas, and rock fragments expelled during an eruption.

Lava Flow

A stream of molten rock flowing down the slopes of a volcano.

Active Volcano

A volcano that has erupted recently and is expected to erupt again.

Mount Etna

A famous example of an active volcano located in Italy.

Dormant Volcano

A volcano that is currently quiet but could erupt again in the future.

Mount Fuji

A famous example of a dormant volcano located in Japan.

Extinct Volcano

A volcano that has not erupted for thousands of years and will not erupt again.

Lambay Island

An example of an extinct volcanic landmass off the coast of Ireland.