Chapter 1 Plate Tectonics

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Across
  1. 1. a dark, dense, igneous rock with a fine texture, found in oceanic crust
  2. 4. a break in the Earth's crust where rocks slip past each other
  3. 6. the soft layer of the mantle on which the lithosphere floats
  4. 7. the amount of mass in a given space
  5. 8. the layer of hot, solid material between Earth's crust and core
  6. 10. the transfer of heat by movement of a fluid
  7. 13. the transfer of energy through space
  8. 14. the layer of rock that forms Earth's outer surface
Down
  1. 2. a rigid layer made up of the uppermost part of the mantle and the crust
  2. 3. a section of the lithosphere that slowly moves over the asthenosphere
  3. 5. the transfer of heat with a material
  4. 9. a trace of an ancient organism that has been preserved in rock
  5. 11. a usually light-colored igneous rock that is found in continental crust
  6. 12. the force exerted on a surface divided by the area over which the force is exerted