Plate Motion

12345678
Across
  1. 2. repeats itself
  2. 3. this is where plates meet
  3. 4. what are plates called?
  4. 6. moves away from one another
  5. 7. this is a soft solid
  6. 8. find this measuring the distance
Down
  1. 1. moves toward each other
  2. 2. Unit theme
  3. 5. there are 7 of them