Across
- 3. come together
- 6. cycle of carbon
- 8. pits in the deep sea
- 12. moves apart
- 13. gigantic wave
- 15. cycle of water
Down
- 1. thrusting against each other
- 2. a crack in the ocean
- 4. ejects lava
- 5. Huge mass of water
- 7. the planet where we live
- 9. earth shaking
- 10. like pieces of puzzle
- 11. spins clockwise
- 14. spins anticlockwise