Across
- 2. tectonics-the lithosphere of the earth is divided into a small number of moving plates
- 4. the South pole becomes a North pole.
- 7. current-heat-driven cycles that occur in the air,
- 9. below the edge of another.
- 11. drift - The movement of continents resulting
Down
- 1. reversal-he process by which the North pole is transformed into a South pole
- 3. the action or process in plate tectonics of the edge of one crustal plate
- 5. the motion of tectonic plates.
- 6. movements cause seismic activity
- 8. spreading- The floor or bottom of the sea.
- 10. and mantle