Natural Satellite - Grade V

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Across
  1. 6. India's first unmanned scientific mission
  2. 7. The first artificial satellite launched
  3. 10. The first artificial satellite launched by India
  4. 11. The periodic rising and falling of sea and ocean water
Down
  1. 1. Earth's closest neighbour
  2. 2. Big round hollows on the moon
  3. 3. Blocking of the light of sun or moon by shadow of another heavenly body
  4. 4. The first Indian to go into space
  5. 5. An object in space that orbits or circles around a bigger object
  6. 8. Region beyond the atmosphere
  7. 9. To rotate around a heavenly body in a fixed path