Plate tectonics

123456789
Across
  1. 3. When the earth shakes
  2. 4. Plates moving towards each other
  3. 8. A solid
  4. 9. Plate moving away
Down
  1. 1. The middle part
  2. 2. The planet we live on
  3. 5. The liquid
  4. 6. Something that erupts
  5. 7. The layer we live on