The Earth

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Across
  1. 3. It comes out of a volcano.
  2. 8. The name given to liquid rock.
  3. 9. The centre of an apple and the centre of the Earth.
  4. 10. When they erupt, lava, smoke and ash comes out.
  5. 13. A big wave caused by an underwater earthquake.
  6. 14. There are 7 different ones in the world. The biggest is Asia.
  7. 15. There was a big one in Uzbekistan in 1966.
  8. 16. They cover 70% of the Earth's surface.
  9. 17. You are standing on it right now!
Down
  1. 1. There are 8 in our Solar System.
  2. 2. There are lots of different types including gold, silver and steel.
  3. 4. This force stops you from flying away!
  4. 5. They can be salty or fresh water and include the Mediterranean and the Dead.
  5. 6. This metal is in the centre of the Earth.
  6. 7. There are 198 of them in the world including ours, Uzbekistan.
  7. 11. Some are so tall, they go through the clouds and are covered in snow.
  8. 12. This is the bit of the planet where you can breathe.