Elaborate: Plate Tectonics

123456789
Across
  1. 3. crash
  2. 4. irregularly shaped slab of solid rock,
  3. 5. slide past
  4. 7. hot liquid
  5. 9. volcano ring
Down
  1. 1. pull apart
  2. 2. slide under
  3. 5. big wave of water
  4. 6. ground shaking
  5. 8. mountain with lava