ROTATION

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Across
  1. 4. Circle of ___________ is an imaginary line that demarcates light from day
  2. 5. The force that is directed away from the centre of a moving body
  3. 7. The difference in time between two longitudes which are 1 degree apart
  4. 8. The sun's ray are overhead only in this zone.
  5. 10. The speed of rotation of Earth is highest at this latitude
  6. 12. The minimum distance between the Earth and the Sun
Down
  1. 1. Due to the ____________ of earth's axis, when it is summer in Northern Hemisphere, it is winter in Southern Hemisphere
  2. 2. The rise and fall of sea level, primarily caused by the gravitational pull of the moon and earth
  3. 3. The shape of the Earth's orbit
  4. 6. The sun rises from
  5. 9. The period taken for one rotation
  6. 11. The path along which the Earth revolves round the Sun