plate tectonics

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Across
  1. 3. hard, outer layer of something
  2. 4. inner most layer of the planet
  3. 5. layer between mantle and inner core
  4. 6. layer of earth between the core and crust
  5. 8. earths ridged, rocky, outer layer
  6. 9. an extended break in a body of rock, marked by the relative displacement
  7. 10. a super continent
Down
  1. 1. downward movement of the edge of a plate of the earth's crust into the mantle beneath another plate.
  2. 2. a tectonic plate boundary where two plates are moving away from each other, causing magma to rise and create new crust
  3. 7. upper layer of Earth's mantle