Composite volcanoes a cone less than about 2 km and that is composed of loose, dark colored pieces of pyroclastic debris and has a single, circular vent
A volcano is a vent on the earth crust through which lava, ash, rock and gases erupt out.
Composite volcanoes are volcanoes with cones less than 2 km. Composite volcanoes tend to erode quickly. Pressure builds up until the vent opens, and eruption occurs producing pyroclastic debris.
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