Across
- 4. The center of the Earth
- 5. Area of raised land that is flat on top
- 6. The outermost layer of the Earth
- 9. A large group of islands close to each other
- 12. Molten rock located below the earth’s surface
- 14. A large, salty body of water
- 15. Piece of land surrounded by water on all sides
- 16. Natural features of the earth’s surface
Down
- 1. Volcano that is erupting or has recently erupted
- 2. Type of boundary where two plates slide
- 3. Large pieces of the Earth's crust that move around
- 7. Low-lying areas between mountains or hills
- 8. area around the opening of a volcano
- 10. Lower than mountains but higher than their surrounding areas
- 11. Huge supercontinent from millions of years ago
- 13. The part of the Earth that the crust "floats" on