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What is a stratovolcano simple definition?

Definition of stratovolcano

: a volcano composed of explosively erupted cinders and ash with occasional lava flows — see volcano illustration.

What type of volcano is Yellowstone?

Yellowstone National Park is situated over a supervolcano that is capable of an eruption of magnitude 8. It has had three massive eruptions, all of which created calderas.

How many Stratovolcanoes are in the Ring of Fire?

The Ring of Fire has a total of 452 volcanoes, and has 75% of the Earth's active and dormant volcanoes. The whole Ring of Fire stretches for 40,000 km in length. The Ring of Fire is created by the Earth's plate tectonics.

Why is Vesuvius a stratovolcano?

Mount Vesuvius is considered to be one of the most dangerous volcanoes in the world because of its proximity to the city of Naples and the surrounding towns on the nearby slopes. The volcano is classed as a complex stratovolcano because its eruptions typically involve explosive eruptions as well as pyroclastic flows.

What type of volcano is Smith?

Smith Volcano is a well preserved symmetrical cinder cone. The 1831 eruption of Babuyon Claro was the largest (VEI=4) and caused damage. The most recent eruption was in 1924 at Smith Volcano.

When did Mount Fuji last erupt?

The latest eruption of Mount Fuji was in 1707, and it was triggered by an earthquake. The mountain as it appears now is the "New Fuji volcano", which began to erupt about 10,000 years ago.

What are the 7 types of volcanoes?

Composite, shield, cinder cones, and supervolcanoes are the main types of volcanoes. Composite volcanoes are tall, steep cones that produce explosive eruptions. Shield volcanoes form very large, gently sloped mounds from effusive eruptions.

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What are three 3 differences between shield and composite stratovolcanoes?

Composite volcanoes have a low magma supply rate, resulting in infrequent eruptions. Shield volcanoes feature basaltic lava. This type of lava is hot, fluid and low in gas content. Shield volcanoes are characterized by a high magma supply rate, lending itself to frequent eruptions.

What is frozen lava called?

Magma and lava solidify in much the same way that water freezes. When magma or lava cools down enough, it solidi- fies, or "freezes," to form igneous rock.

What is dried lava called?

Lava rock, also known as igneous rock, is formed when volcanic lava or magma cools and solidifies. It is one of the three main rock types found on Earth, along with metamorphic and sedimentary.

What is cold lava called?

Cold lava flows, also known as lahars, are mud flows consisting of volcanic ash, rocks and other debris. The flows can travel quickly and effectively bulldoze or bury anything in their paths.

Is Yellowstone the only supervolcano?

The Yellowstone Caldera, sometimes referred to as the Yellowstone Supervolcano, is a volcanic caldera and supervolcano in Yellowstone National Park in the Western United States. The caldera and most of the park are located in the northwest corner of Wyoming.

Yellowstone Caldera
Easiest route Hike/auto/bus

Are Stratovolcanoes the largest?

Stratovolcanoes are also called composite volcanoes because they are built of layers of alternating lava flow, ash and blocks of unmelted stone, according to the U.S. Geological Survey. They are larger than cinder cones, rising up to 8,000 feet (2,438 meters).

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What are Stratovolcanoes composite formed from?

Key Takeaways: Composite Volcano

Composite volcanoes, also called stratovolcanoes, are cone-shaped volcanoes built from many layers of lava, pumice, ash, and tephra. Because they are built of layers of viscous material, rather than fluid lava, composite volcanoes tend to form tall peaks rather than rounded cones.

Shield volcanoes tend to be the least explosive volcanoes. Most of the material they produce is lava, rather than the more explosive pyroclastic material.

Mount Vesuvius is considered to be one of the most dangerous volcanoes in the world because of its proximity to the city of Naples and the surrounding towns on the nearby slopes. The volcano is classed as a complex stratovolcano because its eruptions typically involve explosive eruptions as well as pyroclastic flows.


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