Volcano

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.

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Volcano

miocene

Natural environment; Volcano

An epoch in Earth's history from about 24 to 5 million years ago. Also refers to the rocks that formed in that epoch.

moho

Natural environment; Volcano

Also called the Mohorovicic discontinuity. The surface or discontinuity that separates the crust from the mantle. The Moho is at a depth of 5-10 km beneath the ocean floor and about 35 km below the ...

monogenetic

Natural environment; Volcano

A volcano built by a single eruption.

mudflow

Natural environment; Volcano

A flowage of water-saturated earth material possessing a high degree of fluidity during movement. A less-saturated flowing mass is often called a debris flow. A mudflow originating on the flank of ...

myth

Natural environment; Volcano

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

nuees ardentes

Natural environment; Volcano

A French term applied to a highly heated mass of gas-charged ash which is expelled with explosive force and moves hurricane speed down the mountainside.