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Volcanoes explained National Geographic ~ The majority of volcanoes in the world form along the boundaries of Earths tectonic plates—massive expanses of our planets lithosphere that continually shift bumping into one another When tectonic plates collide one often plunges deep below the other in whats known as a subduction zone

What Characteristics Do Volcanoes Have Sciencing ~ What Characteristics Do Volcanoes Have Fissure Volcanoes A fissure volcano also referred to as a plateau basalt Shield Volcanoes Shield volcanoes are generally large rounded mountainous Stratovolcanoes A stratovolcano or composite volcano is among the most dangerous

Volcano Wikipedia ~ A volcano is a rupture in the crust of a planetarymass object such as Earth that allows hot lava volcanic ash and gases to escape from a magma chamber below the surface Earths volcanoes occur because its crust is broken into 17 major rigid tectonic plates that float on a hotter softer layer in its mantle

VOLCANOES WATERFALLS OTHER EARTH FEATURES – Natural ~ Other notable examples of volcanic features include Korea’s ‘Jeju Lava Tubes’ Italy’s Aeolian Islands New Zealand’s Tongariro the Canary Island’s ‘Teide National Park’ and the Volcanoes of Kamchatka in Russia’s far east

The Three Main Types of Volcanoes ~ The three main types of volcanoes are stratovolcano or composite volcano — a conical volcano consisting of cinder cone volcano — doesn’t have any horizontal layers and is instead a steep conical hill of shield volcano — a type of volcano built entirely or mostly from fluid

How Do Volcanoes Affect Landforms Sciencing ~ Volcanoes mark vents where molten rock achieves the Earth’s surface often in violent fashion From subtle fissures to skyscraping peaks these landforms are both destructive and constructive They can smother terrain and ecosystems with lava mudflows and ash but also nourish biological communities with fertile

Volcano facts National Geographic Kids ~ When you imagine a volcano you might picture it as a large slopesided mountain but volcanoes can actually be a variety of shapes Shield flat composite tall and thin cinder cones circular or oval cones and lava domes where domeshaped deposits of hardened lava have built up around the vent as the lava is too thick to flow very far

Earth’s Surface Features Physical Geography ~ Earth’s surface features are the result of constructive and destructive forces Constructive forces cause landforms to grow The eruption of a new volcano creates a new landform Destructive forces wear landforms down

Earths Surface Features Windows to the Universe ~ Volcanoes erupt when magma from deep below reaches the earths surface Once the magma reaches the surface it is called lava and flows out onto the surface Some really explosive volcanoes spew out lava