Plate Tectonics Crossword d

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Across
  1. 2. Water released from the subducting slab causes the overlying mantle to partially melt, forming magma that sustains the Cascade Range of volcanoes (black triangles). The crust is the outermost major layer of the earth, ranging from about 10 to 65 km in thickness worldwide
  2. 9. the edges of tectonic plates.
  3. 11. The portion of the Eath's crust that primarily contains granit, is less dense that oceanic crust, and is 20-50 km thick
  4. 13. The Himalayas are bordered to the northwest by the mountain ranges of the Hindu Kush and the Karakoram and to the north by the high and vast Plateau of Tibet. The width of the Himalayas from south to north varies between 125 and 250 miles (200 and 400 km).
  5. 14. The region where oceanic plates sink down into the asthenosphere.
  6. 17. Sections of the Earth's Crust that move due to convection currents
Down
  1. 1. divergent boundary in the middle of the Atlantic Ocean
  2. 3. Places where tectonic plates slide along beside one another as they move
  3. 4. Places where plates are pulling apart
  4. 5. Places where tectonic plates are coming together
  5. 6. The process by which molten material adds new oceanic crust to the ocean floor
  6. 7. one plate moves under the other- create trench/mountains
  7. 8. A major geological fault in California formed by a sliding transform boundary.
  8. 10. a series of connected mountains
  9. 12. sudden movements of Earth's crust followed by a series of shocks
  10. 15. Earth's Crust located under the ocean
  11. 16. A major belt of volcanoes that rims the Pacific Ocean