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volcanoes 2

QuestionAnswer
What are the 3 categories of volcanoes ? Extinct active and dormat
Whats a fissure? A narrow crack in the Earths crust
Whats an example of Active volcano? Mount Vesuvius Italy
Whats an example of Dormat volcano? Yellowstone National Park
Whats an example of Extinct volcano? Slemish co. Antrim
What kind of lava comes out of Destructive volcanoes? Acidic
Whats an example of a volcano with acidic lava flow? Mount pinatubo
Whats an example of a volcano with basic lava flow? Mauna Loa
What volcano emits pyroclastic flow? Volcanoes at Destructive plate boundary
What is pyroclastic flow made of? Rock fragments, lave and ash
what is tephra? collective name given to ash, dust and pumice
what gases come from eruptions? crabon dioxide, chlorine and sulphur dioxide
what happens in volcanoes at constuctive boundaries? Plates separate, magma rises through fissures gases escape and produces basic lava
what are hotspots? Occur away from plate boundaries of continental and oceanic crust, hot plumes of magma. gases escape so they are not violent.
what are the 3 landforms of volcanoes? cones, cinder and shield
Created by: Megan k