#1 Earth in Space

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Across
  1. 2. twentyfirst WInter Solstice Date
  2. 8. gravitationally curved path of an object about a point in space
  3. 10. The Sun at t he center, its planets, and all other objects in orbit around it. (there are many Solar Systems in a Galaxy)
  4. 12. twentyfirst Spring Equinox Date
  5. 13. Axis at 23.5 degrees and causes seasons
  6. 16. one object going around another object
  7. 17. One complete rotation of a planet on it’s axis
Down
  1. 1. Extra day at the end February
  2. 3. Imaginary line around the middle of earth
  3. 4. Spring and Autumn days with equal hours of daylight and night time
  4. 5. spinning of a planet, moon, sun, or other object around on its axis
  5. 6. Table of contents (abbriviated)
  6. 7. Notebook (abbriviated)
  7. 9. One complete revolution of a planet around it’s star
  8. 11. Summer and Winter days, longest number of hours of daylight (summer) fewest number of hours of daylight ( winter)
  9. 14. The second day of the week
  10. 15. Entry task each day