SLC meets UOI - Grade3Elm

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Across
  1. 7. Which layer of the Earth creates a magnetic field that shields us from solar winds?
  2. 9. What is the outermost layer of the Earth?
  3. 10. What causes earthquakes and volcanic eruptions?
  4. 11. Which sphere of the Earth is responsible for the circulation of water?
  5. 12. What is the central part of the Earth called?
Down
  1. 1. What is the term for the layer of gases surrounding the Earth?
  2. 2. What metal is the core mainly made of?
  3. 3. What is the thickest layer of the Earth making up 85% of its weight?
  4. 4. A large moving sheet of ice
  5. 5. Which sphere is called the outer shell or skeleton of the Earth?
  6. 6. What is the place where the tectonic plates touch?
  7. 8. Which sphere of the Earth consists of all living organisms?