Across
- 1. Narrow inlet with steep cliffs
- 4. Where river meets sea
- 6. Community of organisms and environment
- 10. Large landmass
- 12. Narrow passage of water between two seas
- 13. Elevated flat area
- 20. Violent rotating column of air
- 22. Large open grassland
- 24. Distance north or south of equator
- 26. Seasonal wind bringing rain
- 30. Sudden shaking of the ground
- 32. Surface features of land
- 34. Ridge of coral near surface
- 36. Triangular landform at a river's mouth
- 37. Large part of ocean partly surrounded by land
- 38. Flat land
- 41. Land surrounded by water on three sides
- 42. Large mass of moving ice
- 44. density Number of people per unit area
- 45. Flat-topped hill
- 46. Broad inlet of the sea
- 50. Distance east or west of prime meridian
Down
- 2. Area defined by certain characteristics
- 3. Dry, barren region
- 5. Grassland with scattered trees
- 7. Man-made waterway
- 8. Average weather over time
- 9. Land surrounded by water
- 11. Snow forest in cold regions
- 14. Large flowing body of water
- 15. Low area where water collects
- 16. A chain or group of islands
- 17. Science of map-making
- 18. Low land between hills
- 19. Hill of sand
- 21. Narrow strip of land connecting two larger areas
- 23. Artificial lake
- 25. Smaller than an ocean
- 27. Large body of saltwater
- 28. Narrow waterway between two land masses
- 29. Fertile area in a desert
- 31. Region between Tropic of Cancer and Capricorn
- 32. Large sea wave from seismic activity
- 33. Half of the Earth
- 35. Point of land extending into water
- 39. Amount of moisture in air
- 40. Community of organisms and environment
- 43. Large elevated landform
- 47. Ring-shaped coral island surrounding a lagoon
- 48. Imaginary line dividing Earth in half
- 49. Regular rise and fall of sea level