6th class social

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Across
  1. 4. nearest planet to sun
  2. 5. fourth planet from sun
  3. 6. the planet known as the earth's twin
  4. 7. book of maps is called
  5. 10. 0degree longitude is called
  6. 12. which is the 3rd nearest planet to the sun
  7. 15. who was the first American astronaunt to step on the surface of the moon on 21st July 1969
  8. 16. earth moves on its own axis from West to east the movement is called
Down
  1. 1. which sphere consists of water bodies such as oceans,seas
  2. 2. map makers are called
  3. 3. imaginary lines that runs parallel to the equator
  4. 8. 0degree latitude is called
  5. 9. sun rays fall directly on the equator on
  6. 11. the movement of the earth around the sun is known as
  7. 13. what is the largest continent in the world
  8. 14. the moon moves around the earth in about