Across
- 1. A dark, hollow space in a rock or mountain, often underground.
- 4. A massive, slow-moving sheet of ice that covers land.
- 7. A tall, rocky landform that rises high above the surrounding area.
- 9. A long, flowing body of water that moves toward a larger body of water.
- 10. A steep, high rock face, usually found near the ocean or mountains.
- 12. A deep, narrow valley with steep sides, often carved by a river.
- 13. A large, flat area of land that is higher than the land around it.
- 15. A dry, sandy place with very little rain and few plants.
Down
- 2. A mountain that can erupt, releasing lava, smoke, and ash.
- 3. A large area filled with many trees, plants, and wildlife.
- 5. A place where water flows over a high edge and falls into a lower area.
- 6. A large area of water surrounded by land.
- 8. A piece of land that is completely surrounded by water.
- 11. A low area of land between hills or mountains, often with a river.
- 14. A vast, deep body of saltwater that covers most of the Earth's surface.