Tic Tac Know Project

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Across
  1. 4. when molten adds new crust to the floor
  2. 8. the theory that the lithosphere are always moving
  3. 9. A layer of rock that makes earths outer layer.
  4. 10. when two plates move together and collide
  5. 13. movement of liquid caused by diffrences in heat.
  6. 14. It is hot solid material in between the earth's crust and core
  7. 15. It surrounds the inner core and is made of molten iron and nickle.
Down
  1. 1. A theory about continents moving
  2. 2. the soft layer and the lithsophere is on top of it
  3. 3. happens when two plates move away from eachother
  4. 5. it is a more thin layer of crust and is more dense
  5. 6. when two plates converge
  6. 7. The less dense normally and forms the large landmasses.
  7. 11. it is a rigid layer it is the highest part of the earths layer.
  8. 12. A sphere of solid iron and nickle in the center of earth.