14 Terms
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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.
Industry: Natural environment
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Volcano
lapilli
Natural environment; Volcano
Literally, "little stones. " Round to angular rock fragments, measuring 1/10 inch to 2 1/2 inches in diameter, which may be ejected in either a solid or molten state.
lava
Natural environment; Volcano
Magma which has reached the surface through a volcanic eruption. The term is most commonly applied to streams of liquid rock that flow from a crater or fissure. It also refers to cooled and ...
lava dome
Natural environment; Volcano
Mass of lava, created by many individual flows, that has built a dome-shaped pile of lava.
lava flow
Natural environment; Volcano
An outpouring of lava onto the land surface from a vent or fissure. Also, a solidified tongue like or sheet-like body formed by outpouring lava.
lava lake
Natural environment; Volcano
A lake of molten lava, usually basaltic, contained in a vent, crater, or broad depression of a shield volcano.
lava pond
Natural environment; Volcano
A lake of molten lava, usually basaltic, contained in a vent, crater, or broad depression of a shield volcano.
