Unit 5: Key Words/Vocabulary

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Across
  1. 2. this is spreading under the ocean (on the floor), causing things such as the Mid-Atlantic Ridge.
  2. 4. convergent boundary where and oceanic plate is pushed beneath a continental plate forming a trench. (forms volcanos)
  3. 5. _____ core is a liquid part of Earth's core because of high temperatures.
  4. 6. _____ boundary is a plate boundary where two plates collide
  5. 8. the layer of hot, solid material between Earth's crust and core (medium density)
  6. 10. formed when two convergent plates collide and the crust crumbles.
  7. 13. _______ currents are driven by rising hot rock and sinking cool rock.
  8. 14. Crust + top part of mantle: outermost, rigid layer; divided into pieces called tectonic plates
  9. 17. _____ boundary is a plate boundary where two plates move away from each other
  10. 20. proposed the theory of sea-floor spreading (last name)
  11. 22. underwater mountain ranges where the crust is spreading apart (dividing) creating a new ocean floor
  12. 23. Coach Price's favorite MLB team?
Down
  1. 1. large movable plates made of lithosphere, under the Earth's surface
  2. 3. the coolest teacher in all of San Angelo
  3. 7. Coach Price's favorite NFL team?
  4. 9. _____ core is a solid part of Earth's core because of increased pressure
  5. 11. soft, weak layer, flows like putty, tectonic plates move on top of it because of convection currents
  6. 12. _____ boundary is a plate boundary where plates slide passed each other.
  7. 15. supercontinent named from the Greek origin and means "all lands"
  8. 16. proposed the continental drift theory in the 1900's (last name)
  9. 18. area of land that rises very high above the land around it, form around/near subduction zones
  10. 19. equation for Force. (_=_ _)
  11. 21. the thin and solid outermost COMPOSITIONAL layer of the earth