Kelly's STEM Puzzle

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Across
  1. 1. the nearest star
  2. 3. before you fall you ____ over
  3. 4. northern and southern half
  4. 5. something that rotates the Earth's ____
  5. 7. the day where the hours of nights and day are equal
  6. 8. the earths movement around the sun
  7. 9. the name of the earths complete orbit
Down
  1. 1. longest day and longest nights
  2. 2. the shape of the earths orbit
  3. 6. the movement of the earth