Parts of a volcano
Parts of a volcano 2
Types of Eruptions
Shapes of Volcanoes
Shapes and Plate Tectonics
100
Liquid flowing material expelled during a volcanic eruption
What is lava
100
Dense mixture of hot mages and rock gragments moving rapidly away from the eruption site.
What is a pyroclastic flow
100
What type of volcanic eruption is most closely associated with felsic magma containing light colored minerals and high amounts of silica
What is an explosive eruption
100
What type of volcano has steep sides with pyroclastic rock fragments and a bowl-shaped crater at the top of the main vent
What is a cinder cone
100
Kilaluea, Mauna Loa, Surtsey are examples of what shape/type of volcano
What is shield volcano
200
Contains magma rising upward and connects the magma chamber to the surface
What is the main vent
200
Small mm pieces of abrasive jagged rocks, minerals and glass shards carried away from the eruption site by winds
What are ash clouds
200
What 2 characteristics describe felsic magma
What are: high silica levels resistance to lava flows
200
What type of volcano has steep sides with symmetrical shape and high silica magma
What is composite or stratovolcano
200
Mount St. Helens, Mount Fiji, and Mt. Kilimanjaro are examples of what shape/type of volcano
What is composite
300
Molten rock with gases and crystals moving up the central vent
What is magma
300
Circular bowl shaped depressions at the top of the main vent
What is a crater
300
What type of eruption most commonly displays freely flowing lava on gentle slopes with mafic magma containing dark colored minerals
What is a quiet eruption
300
What type of volcano has gentle slopes with fluid, freely flowing lava and are some of the largest volcanoes on Earth
What are shield volcanoes
300
What is the largest, most active and most dangerous volcano in Europe
What is Mount Etna
400
Large varied shaped projectiles of lava cooling before they hit the ground
What are volcanic bombs
400
What is created by a hot narrow mantle plume ascending from the lower mantle to the surface
What is a hot spot creating volcanic mountains
400
Describe 2 characteristics that describe mafic magma
What is low amounts of silica easy flowing lava from the eruption site
400
Which of these gradually formed over a "hot spot" in the Pacific Plate
What are the Hawaiian Islands
400
When the Pacific plate subducts under the Eurasian plate and also subducts the Philippine plate , which of these islands formed?
What are the Japanese Islands
500
Large underground pool of molten rock beneath the Earth's surface
What is the magma chamber
500
What term describes molten material of the upper mantle beneath the crustal surface
What is magma
500
Varying amounts of trapped water and C-12 in the rocks forming magma beneath the Earth's surface verifies which of these events?
What is the ocean seafloor subducting continents
500
Paricutin, Cerro Negro and Kostal Cone are examples of what shape/type of volcano
What is cinder cone
500
Volcanic eruptions may occur along fracture zones. Which are is associated with the Africian plate moving away from the Arabian plate
What is the East African Rift
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