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of 19 available terms

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7 Written Questions

6 Multiple Choice Questions

  1. subduction, convergent
  2. <50% SiO2, very fluid, non-explosive, quiet, low viscosity, divergent associated with oceanic crust.
  3. plates moving away from eachother
  4. magma
  5. oceanic
  6. building materials, ores

6 True/False Questions

  1. Mafic rocks are generated at __ (divergent plate boundaries).ridges

          

  2. Stratovolcanoes form by alternating __ of pyroclastic material (ash) and thick __ flows.eruptions, lava

          

  3. Silicic rocks process via __.solidification of magma or lava

          

  4. Igneous rocks distribution?solidification of magma or lava

          

  5. Igneous rocks form by the?Canadian Shield, Rocky Mtns, Appalachian Mtns, Central TX

          

  6. What is silicic magma/lava?<50% SiO2, very fluid, non-explosive, quiet, low viscosity, divergent associated with oceanic crust.

          

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