Across
- 4. rift valleys
- 5. convergent,divergent,transform
- 6. heating ,rising,cooling and sinking of something
- 8. what's in the mantel
- 9. what happens around every boundary
- 10. trenches
Down
- 1. when one convergent plate is denser than the other
- 2. where convection currents happen
- 3. what all the plate boundaries are called when put together
- 7. ridges