A natural opening in a planet's crust where steam comes out.

A large landform that rises above the surrounding land in a limited area.

A belt of volcanos in the Pacific Ocean.

Enormous fragments of the Earth's crust that slowly move over the mantle.

Volcanoes that erupted during the past 10 000 years.

Active volcanoes that are experimenting an eruption.

Volcanoes that will probably never erupt again.

Volcanoes that haven't erupted during the past 10 000 years

Calmest among the types of volcanic eruption

Involves bursting of gas bubbles that are accumulated into bigger bubbles called gas slugs.

Creates strato volcanoes.This type of eruption is named after a volcano referred to as volcano. It involves vicious magma with high gas pressure build up.

Most explosive volcanic eruption. Involves dissolved gas are stored in the magma chamber.