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Across 4. Process that occurs on Earth’s surface. 5. Under high pressure and heat, fossil of plants turned slowly into ______ 6. Earth's materials which have been submerged and buried for a very long period of time. 9. Geohazard that usually occurs in wetlands 10. Communication satellites orbiting Earth in this layer 15. Formed when rocks are exposed to very high pressure and temperature 16. Through the action of bacteria, partial ____ occured in a state of oxygen shortage 17. Formed from the process of cooling and freezing of magma 18. Formed by compression of deposited materials 19. animals in this zone have shimmering bodies 20. Seawater is ____________ by sunlight and is taken to the mainland by clouds

Down 1. Petroleum and coal are used as 2. Rock and soil zone on the Earth’s surface. 3. Process of eroding of the Earth’s surface by moving agents such as water 7. Water zone that includes rivers, lakes, seas and ice 8. Process that is caused by forces from within the Earth. 11. This layer is suitable and stable for aircraft flights. 12. Aurora can be found here 13. The zone suitable as a habitat for plants. 14. habitat for large marine animals, such as giant squids and whales.