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Chapter 7 Volcanoes Volcanoes and Plate Tectonics 1 Volcanoes and Plate Tectonics 2 Volcanic Eruptions 1 Volcanic Eruptions 2 $200 $200 $200 $200 $400 $400 $400 $400 $600 $600 $600 $600 $800 $800 $800 $800 $1000 $1000 $1000 $1000 Volcanoes and Plate Tectonics 1 Volcanoes and Plate Tectonics 2 Volcanic Eruptions 1 Volcanic Eruptions 2 $200 $200 $200 $200 $400 $400 $400 $400 $600 $600 $600 $600 $800 $800 $800 $800 $1000 $1000 $1000 $1000 Volcanoes and Plate Tectonics 1 $200 Where does most magma form? Volcanoes and Plate Tectonics 1 $400 Because of the great pressure, what is mostly found in the asthenosphere? Volcanoes and Plate Tectonics 1 $600 What do we call an opening in the earth’s surface where lava comes out? Volcanoes and Plate Tectonics 1 $800 What do we call a string of volcanoes that forms along a trench? Volcanoes and Plate Tectonics 1 $1000 What happens when a plate with oceanic crust meets a plate with continental crust? Volcanoes and Plate Tectonics 1 $200-Answer The Asthenosphere Volcanoes and Plate Tectonics 1 $400-Answer Solid Rock Volcanoes and Plate Tectonics 1 $600-Answer Vent Volcanoes and Plate Tectonics 1 $800-Answer An island arc Volcanoes and Plate Tectonics 1 $1000-Answer The oceanic plate is subducted Volcanoes and Plate Tectonics 2 $200 What feature was Iceland formed over? Volcanoes and Plate Tectonics 2 $400 What usually happens to magma after it forms in the mantle? Volcanoes and Plate Tectonics 2 $600 What do we call the vent and the material that builds up around it collectively? Volcanoes and Plate Tectonics 2 $800 What occurs in an area of the asthenosphere where surrounding rock exerts lessthan-normal pressure? Volcanoes and Plate Tectonics 2 $1000 As a result of a subduction of one plate under another, What is magma mostly like to erupt from? Volcanoes and Plate Tectonics 2 $200-Answer Mid-ocean ridge Volcanoes and Plate Tectonics 2 $400-Answer Rises through the cracks to the surface Volcanoes and Plate Tectonics 2 $600-Answer Volcano Volcanoes and Plate Tectonics 2 $800-Answer Magma forms Volcanoes and Plate Tectonics 2 $1000-Answer Volcano Volcanic Eruptions 1 $200 Magma that erupts underwater often forms what rounded formations? Volcanic Eruptions 1 $400 What is the type of lava that is rich in silica and light in color? Volcanic Eruptions 1 $600 What is the easiest way to distinguish between volcanic ash and dust? Volcanic Eruptions 1 $800 What is formed when a magma chamber empties and collapses? Volcanic Eruptions 1 $1000 Why are seismographs useful in predicting volcanic eruptions? Volcanic Eruptions 1 $200-Answer Pillow lava Volcanic Eruptions 1 $400-Answer Felsic Lava Volcanic Eruptions 1 $600-Answer The diameter (size) Volcanic Eruptions 1 $800-Answer Caldera Volcanic Eruptions 1 $1000-Answer It senses earthquake activity Volcanic Eruptions 2 $200 What type of lava usually flows out of oceanic volcanoes? Volcanic Eruptions 2 $400 What do you call material that is erupted from a violent volcanic eruption? Volcanic Eruptions 2 $600 Where do we most commonly find pillow lava? Volcanic Eruptions 2 $800 What kind of volcano forms when volcanoes eject solid fragments? Volcanic Eruptions 2 $1000 What volcano erupted in the late 1800’s that caused tsunamis and a drop in global temperatures? Volcanic Eruptions 2 $200-Answer Mafic Lava Volcanic Eruptions 2 $400-Answer Pyroclastic material Volcanic Eruptions 2 $600-Answer Mid-ocean ridges Volcanic Eruptions 2 $800-Answer Cinder Cone Volcanic Eruptions 2 $1000-Answer Krakatau Final Jeopardy Extraterrestrial Volcanoes Final Jeopardy What is the most volcanically active body in the solar system? You have 1 minute to consult… Final Jeopardy What is the most volcanically active body in the solar system? You have 30 seconds to consult… Final Jeopardy What is the most volcanically active body in the solar system? You have 15 seconds to consult… Final Jeopardy What is the most volcanically active body in the solar system? Time Is Up Final Jeopardy - Answer Io (one of Jupiter’s moons) Jeopardy Thank you for playing another fine round of America’s favorite question and answer game.
