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Volcano

A vent or opening in a planet's surface that lets out pressurized molten rocks or magma, and gases from the inner core. Volcanoes come in various shapes and structure, but the most common ones are mountain-like structures with a crater at the summit.

Contributors in Volcano

Volcano

Obsidian

Natural environment; Volcano

A black or dark-colored volcanic glass, usually composed of rhyolite.

Myth

Natural environment; Volcano

A fictional storey to explain the origin of some person, place, or thing.

Mantle

Natural environment; Volcano

The zone of the earth below the crust and above the core.

Seismograph

Natural environment; Volcano

An instrument that records seismic waves; that is, vibrations of the earth.

Strombolian eruption

Natural environment; Volcano

A type of volcanic eruption characterised by jetting of clots or fountains of fluid basaltic lava from a central crater.

Tremor

Natural environment; Volcano

Low amplitude, continuous earthquake activity often associated with magma movement.

Subduction zone

Natural environment; Volcano

The zone of convergence of two tectonic plates, one of which usually overrides the other.

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