Across
- 3. Supplies food for plants
- 6. Have high altitude and elevation
- 8. Land surrounded by sea
- 10. The outermost layer of the Earth
- 11. Consist of crust and mantle
- 13. Formed when rocks are under high pressure and temperature
- 14. Formed from solidification of lava
- 15. A flat land with low relief
- 16. A piece of land project out to the sea
- 17. A type of igneous rock made from many rock-forming minerals.
Down
- 1. Sea surrounded by land
- 2. A narrow waterway
- 4. Formed due to small fragments accumulating and layering
- 5. Sea located at side of continent
- 7. Have altitude lower than a mountain
- 9. Flat and high highlands
- 12. A group of islands