Across
- 4. the two sub-layers of the earth's crust
- 7. the shape of the land
- 11. A large natural elevation of the earth's surface rising abruptly from the surrounding level
- 12. An area of fairly level high ground
- 14. A belt of land between two other areas
- 15. A large natural stream of water flowing in a channel to the sea, a lake, or another stream.
Down
- 1. The part of the land near the sea; the edge of the land
- 2. a low plain adjacent to a river
- 3. All the inhabitants of a particular town, area, or country.
- 5. A group of islands
- 6. The state of being stable
- 8. The degree of such a slope.
- 9. any physical feature of the earth that separates two populations and prevents interbreeding between them.
- 10. A mountain or hill, typically conical, having a crater or vent through which lava, rock fragments, hot vapor, and gas are or have been
- 13. a piece of land surrounded by water
- 14. the part of a continent that is stable and forms the central mass of the continent