A vent or fissure in the Earth's surface in which magma and gases are unleashed

The part of a volcano where the magma forms

What causes sun blockage after an eruption

The smallest type of volcano.The general height is no more than 300 meters

where volcanoes erupt

Liquid rock produced under the Earth's surface

Volcanoes that form at hotspots

Fast moving mud flows that bury everything in their path

Another name for Strata-volcanoes

The top part of a volcano

Where volcanoes form

They have different names and are both hot.One is underground.One is above ground

Volcanic rock used in facial scrubs and cleaners

They are produced when a volcano ejects an enormous amount of smoking hot ash,dust,and toxic gases

Where shield volcanoes form

Where to tectonic plates pull away from each other

lava that forms a thin crust and wrinkles as magma flows under

worlds largest producer of geothermal energy

Form when the gases in stiff magma expand rapidly and the walls of the gas bubbles explode into glass like silvers.

A fissure volcano in Iceland

The decrease in pressure on a rock

The third largest volcano on Earth;Located on the Canary Islands

death of 10,000 Indonesians in April 1815

large blobs of magma that harden in the air

10 km tall Hawaiin volcano