Across
- 3. A tiny piece of sand
- 4. A long narrow piece of land
- 5. The flat muddy land near the sea
- 10. Sea animals with shells
- 12. to turn around quickly
- 13. The land next to the sea
- 14. to hit loudly and hard
- 15. The highest part of a wave
- 16. to throw very hard
- 18. to catch and hold
- 20. to sink and stay at the bottom
- 21. A very tiny piece
- 23. A narrow place where water enters land
- 24. A round part that sticks out
- 25. to move one thing against another
- 26. to slowly wear away
- 30. A tall rock standing alone in the sea
- 32. A curved rock shape made by waves
- 33. A small piece of something
- 34. to break into small pieces
- 36. to stick out over an edge
- 37. The outer part of something
- 39. to cover land with water
- 41. Something that is done
- 44. to leave material in a place
- 45. Water flowing back to the sea
- 47. A hole in rock where water comes out
- 48. A small smooth stone
- 49. to keep something for later
- 50. A small wave on water
Down
- 1. A very steep rock
- 2. Land with water on three sides
- 6. The regular rise and fall of the sea
- 7. A safe place for boats
- 8. The bottom part of a cliff
- 9. A hard building material
- 10. Sea plants growing in water
- 11. to moved away quickly by wind or water
- 13. to fall down suddenly
- 17. Dirty water from homes
- 19. to make air or water dirty
- 22. The lowest part of a wave
- 27. to move very fast
- 28. Strong moving water in the sea
- 29. to travel on water by boat
- 31. to press things together
- 35. The lowest part of something
- 37. to break apart suddenly
- 38. A thin broken line in rock
- 40. A soft rock made from sea shells
- 42. to form something
- 43. to remove water
- 46. A very large rock
- 49. A narrow water passage between two lands