Unit 6 - The Earth

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Across
  1. 2. Small rivers and streams.
  2. 5. Contains the ozone layer that absorbs and reflects UV light.
  3. 8. The hardest mineral.
  4. 9. The end of a river (usually at an ocean or sea).
  5. 11. A natural process that breaks rocks into smaller pieces.
  6. 12. The part of the Earth that includes rocks and minerals.
  7. 15. Heat and pressure can change other rocks into this type of rock.
  8. 18. The curves in a river.
  9. 20. Small particles on the bottom of the oceans formed by weathering of igneous rocks.
  10. 21. The coldest layer of the atmosphere that protect Earth from meteors.
  11. 23. Made of one or more minerals.
  12. 24. The outer layer of the geosphere, made of rocks and minerals.
Down
  1. 1. The layer of gases surrounding Earth.
  2. 3. Compressed sediment forms this form of rock.
  3. 4. The hottest part of the Earth is made of this.
  4. 6. Extends approximately 17 km above the Earth´s surface.
  5. 7. Non-living solid matter from the Earth classified by color, hardness, and lustre.
  6. 10. When water or wind move pieces of weathered rock or soil to a different place.
  7. 13. Liquid metal.
  8. 14. The layer that surrounds the core.
  9. 16. All the water that exists on Earth.
  10. 17. The inner sphere of the Earth
  11. 19. This type of rock forms when liquid magma cools.
  12. 22. A river starts here.