Learn more. Volcanic eruptions may be very destructive. A volcano can also be classified as an extinct volcano, which means that it is a volcano that is not expected to erupt again. In simple terms a volcano is a mountain that opens downward to a pool of molten rock (magma) below the surface of the earth.It is a hole in … Key words that kids should know to understand volcanic eruptions are: magma, lava, crust, mantle, core and plates. volcano meaning: 1. a mountain with a large, circular hole at the top through which lava (= hot liquid rock) gases…. Definition of Shield Volcano. Of the three types of volcano, the shield is the largest in terms of area. What is a Volcano? This material may flow slowly out of a fissure, or crack, in the ground, or it may explode suddenly into the air. Information and translations of volcano in the most comprehensive dictionary definitions resource on the web. Eruptions can come from side branches or from the top of the volcano. A volcano is an opening in Earth ’s crust. Meaning of volcano. Some eruptions are terrible explosions that throw out huge amounts of rock and volcanic ash and can kill many people. The word “volcano” comes from the Roman name “Vulcan”. See more. Provide a vocabulary list of important terms. Define what a volcano is. Yet, while eruptions are spectacular to watch, they can cause disastrous loss of life and property, especially in densely populated regions of the world. Volcanoes are formed by the movement of tectonic plates.. But they also create new landforms. volcano definition: 1. a mountain with a large, circular hole at the top through which lava (= hot liquid rock) gases…. Provide them with a simple definition and show images of volcanoes, either through a PowerPoint presentation or from a textbook. Volcano, vent in the crust of Earth or another planet or satellite, from which issue eruptions of molten rock, hot rock fragments, and hot gases.A volcanic eruption is an awesome display of Earth’s power. Put simply, a volcano is an opening in the Earth’s surface. A volcano is a landform (usually a mountain) where molten rock erupts through the surface of the planet. The Earth's crust is broken into 17 major, rigid tectonic plates.These float on a hotter, softer layer in its mantle.Volcanoes are often found where tectonic plates are moving apart or coming together. Some are quiet outflows of hot lava.Several more complex types of volcanic eruptions have been described by volcanologists.These are often named after famous volcanoes where that type of eruption has been … Cinder cone volcanoes are impressive for their explosive eruptions and classic looks. When a volcano erupts, hot gases and melted rock from deep within Earth find their way up to the surface. 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