Plate tectonics

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Across
  1. 4. what plate boundary is in the mid of the atlantic ridge?
  2. 8. It is the transfer of energy through empty space.
  3. 9. what transfers the heat by direct contact of particles of matter?
  4. 10. What is the thin and ridged outer layer of the mantle?
Down
  1. 1. Which plate boundary causes earthqukes?
  2. 2. A break in the earths crust where slabs if rock slip past each other.
  3. 3. The transfer of heat by movements to a heated fluid.
  4. 5. what is amount of force pushing on a surface or area?
  5. 6. what is study of planet earth?
  6. 7. What plate moves fastest?