Dehart 2 AB

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Across
  1. 2. thinnest layer
  2. 4. thickest layer
  3. 7. how to get away from the earth
  4. 9. day 24 hours
  5. 12. solstice shortest day
  6. 13. Around the sun
Down
  1. 1. day 4 minutes
  2. 3. solstice longest day time
  3. 5. reason for seasons
  4. 6. equal day and night
  5. 7. imaginary line around the earth
  6. 8. FE
  7. 10. core all solid iron
  8. 11. equal day and night