Motions of the earth

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Across
  1. 2. path of a celestial body around the parent body
  2. 4. the earth is said to be aphelion when the distance from the sun is maximum
  3. 6. period of diffused light after the sunset
  4. 7. motion of the earth around the sun
  5. 10. longest day in the northern hemisphere and shortest day in southern hemisphere,June 21
  6. 11. the earth is said to be perihelion when the distance from the sun is minimum
Down
  1. 1. shortest day in the northern hemisphere and longest day in he southern hemisphere ,December 22
  2. 3. period of diffused light before the sunrise
  3. 5. equal day and equal night,September 23
  4. 8. equal day and equal night,March 21
  5. 9. spinning of the earth on its own axis