Rotation, Revolution, and Seasons

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Across
  1. 2. when there is equal amounts of daylight and night (occurs in fall and spring)
  2. 5. 0 degrees latitude
  3. 7. 90 degrees north
  4. 8. the planet where we live
  5. 10. 23 1/2 degrees South
  6. 12. 23 1/2 degrees North
  7. 13. causes seasons
  8. 14. One complete orbit of Earth around the sun. Earth completes one every 365 ΒΌ days, or in one year.
  9. 15. The imaginary line around which a planet turns. Earth turns around this which runs between its North and South poles.
Down
  1. 1. 90 degrees south
  2. 3. The path followed by an object in space, such as the path the Earth follows as it moves around the sun.
  3. 4. 66 1/2 degrees North
  4. 6. the longest and shortest days of the year (occurs in winter and summer)
  5. 9. 66 1/2 degrees south
  6. 11. The spinning motion of Earth. Earth takes about 24 hours to complete one rotation.