0
Shield volcanoes
Hawaii and Iceland are examples of places where volcanoes extrude huge quantities of lava that gradually build a wide mountain with a shield-like profile. Their lava flows are generally very hot and very fluid, contributing to long flows. The largest lava shield on Earth, Mauna Loa, rises over 9,000 m from the ocean floor, is 120 km in diameter and forms part of the Big Island of Hawaii. Olympus Mons is the largest shield volcano on Mars, and is the tallest mountain in the known solar system. Smaller versions of shield volcanoes include lava cones, and lava mounds.
Cinder cones
Volcanic cones or cinder cones result from eruptions that throw out mostly small pieces of scoria and pyroclastics (both resemble cinders, hence the name of this volcano type) that build up around the vent. These can be relatively short-lived eruptions that produce a cone-shaped hill perhaps 30 to 400 m high. Most cinder cones erupt only once. Cinder cones may form as flank vents on larger volcanoes, or occur on their own. Paricutin in Mexico and Sunset Crater in Arizona are examples of cinder cones.
Stratovolcanoes
These are tall conical mountains composed of lava flows and other ejecta in alternate layers, the strata that give rise to the name. Stratovolcanoes are also known as composite volcanoes. Classic examples include Mt. Fuji in Japan, Mount Mayon in the Philippines, and Mount Vesuvius and Stromboli in Italy.
Supervolcanoes
Supervolcano is the popular term for large volcanoes that usually have a large caldera and can potentially produce devastation on an enormous, sometimes continental, scale. Such eruptions would be able to cause severe cooling of global temperatures for many years afterwards because of the huge volumes of sulfur and ash erupted that may block or partially block the sun. Examples include Yellowstone Caldera in Yellowstone National Park and Lake Toba in Sumatra, Indonesia. The Yellowstone volcano is the only dormant supervolcano in the world today. All the rest are long extinct. Supervolcanoes are hard to identify given their enormous areas covered. They are also known as flood basalt events due to the large amounts of basalt ejected.
Submarine volcanoes
Submarine volcanoes are common features on the ocean floor. Some are active and, in shallow water, disclose their presence by blasting steam and rocky debris high above the surface of the sea. Many others lie at such great depths that the tremendous weight of the water above them prevents the explosive release of steam and gases, although they can be detected by hydrophones and discoloration of water due to volcanic gases. Even large submarine eruptions may not disturb the ocean surface. Submarine volcanoes often form rather steep pillars and in due time, may break the ocean surface as new islands. Pillow lava is a common eruptive product of submarine volcanoes.
Subglacial volcanoes
Subglacial volcanoes develop underneath icecaps. They are made up of flat lava flows atop extensive pillow lavas and palagonite. When the icecap melts, the lavas on the top collapse leaving a flat-topped mountain. Then, the pillow lavas also collapse, giving an angle of 37.5 degrees. Very good examples of this can be seen in Iceland. These volcanoes are also called table volcanoes or mobergs.
What else can I help you with?
The geologists collected bentonite at the base of the volcano?
Bentonite is a soft, porous clay formed by volcanic ash deposits and volcanic activity. Geologists collect bentonite at the base of volcanoes to study its properties and composition, which can provide insights into past volcanic eruptions and earth processes. Studying bentonite can also help geologists understand the geologic history of the region and potential volcanic hazards.
Why do people establish farms at the base of volcanoes?
People establish farms at the base of volcanoes because volcanic soils are rich in nutrients, which makes them highly fertile for agriculture. Volcanic ash and lava deposits provide natural fertilization and the heat from volcanic activity can create a favorable microclimate for growing crops. Additionally, volcanic areas often have access to abundant water resources, making them attractive locations for farming.
Where the Base on the mapmention the country that is unlikely to experience a volcanic eruption?
To accurately identify a base on a map, I would need a specific map reference. However, in general, countries located in stable tectonic regions, such as large parts of Central Europe or the interior of North America, are less likely to experience volcanic eruptions. For example, countries like Germany or the central United States are not situated near tectonic plate boundaries, making them less susceptible to volcanic activity.
Is the most likely resource to be found near the base of a volcano on Earth and surface.?
The most likely resource to be found near the base of a volcano on Earth is geothermal energy, as volcanic activity provides heat from the Earth's interior. Additionally, mineral deposits, such as sulfur and various metals, can accumulate in the vicinity due to volcanic processes. These areas often have fertile soils, making them suitable for agriculture as well.
What is volcanic tuft made from?
Volcanic tuff is a type of rock composed of volcanic ash and other volcanic debris that has been compressed and cemented together over time. It is typically formed during explosive volcanic eruptions and can vary in color and texture depending on the composition of the volcanic materials involved.
What is the the opening at the top of a volcano?
A volcanic vent. There may also be a crater (a concave depression or pit). This is known as a volcanic vent. It may sit at the base of a volcanic crater.
What is opened at the top of a volcano called?
A volcanic vent. There may also be a crater (a concave depression or pit). This is known as a volcanic vent. It may sit at the base of a volcanic crater.
What is a small volcanic mountain wih a narrow base and steep sides?
A volcanic mountain with a narrow base and steep sides is typically called a volcanic cone or a cinder cone. These cones are formed from explosive eruptions that eject mostly tephra and volcanic ash, resulting in their characteristic steep shape.
How can damage from a volcanic eruptions be minimsed?
A titanium levee surrounding the base of the volcano
The geologists collected bentonite at the base of the volcano?
Bentonite is a soft, porous clay formed by volcanic ash deposits and volcanic activity. Geologists collect bentonite at the base of volcanoes to study its properties and composition, which can provide insights into past volcanic eruptions and earth processes. Studying bentonite can also help geologists understand the geologic history of the region and potential volcanic hazards.
Why do people establish farms at the base of volcanoes?
People establish farms at the base of volcanoes because volcanic soils are rich in nutrients, which makes them highly fertile for agriculture. Volcanic ash and lava deposits provide natural fertilization and the heat from volcanic activity can create a favorable microclimate for growing crops. Additionally, volcanic areas often have access to abundant water resources, making them attractive locations for farming.
A volcanic mountain with a wide base and gently sloping sides is called?
A volcanic mountain with a wide base and gently sloping sides is called a shield volcano. These types of volcanoes are characterized by their low profile and are formed by the slow and steady accumulation of lava flows. They can be found in areas with hot spots or along divergent plate boundaries.
Where might one find an autotroph using chemosynthesis?
Try the base of a "black smoker" (an undersea volcanic vent).
How does -ic change the meaning of the base words academic and volcanic?
The -ic change the meaning of the base word because the word academic and volcanic is changing into a adverd.The one that is in a darker ink is the answer and the one that dont have a dark ink is a complete thoughts because my teacher wants meto put it in a complete thoughts
How does -ic change the meaning of the base words of academic and volcanic?
The -ic change the meaning of the base word because the word academic and volcanic is changing into a adverd.The one that is in a darker ink is the answer and the one that dont have a dark ink is a complete thoughts because my teacher wants meto put it in a complete thoughts
What are the mysteries surronding the moon base?
The mysteries surrounding the moon base are a mystery. However there are many theories such as The Spaceship Moon Theory. There are also loads of questions like is their volcanic activity on the moon?
A volcanic mountain with a wide base and gently sloping sides is called a volcano?
Actually, a volcanic mountain with a wide base and gently sloping sides is called a shield volcano. Shield volcanoes are typically formed by low-viscosity lava flows that spread out in layers, creating a broad, shield-like shape.
