Chapter 1 - Daylight

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Across
  1. 3. before middle of the day
  2. 4. our capital city that is aligned with the cardinal directions
  3. 5. a device for figuring out the hour of the day using the position of a shadow cast along a dial
  4. 7. a boundary the encircles the world, diving the sunlit half from the dark half
  5. 9. this exposure on a house will only have indirect sunlight and will be mostly shaded
  6. 11. after middle of the day
  7. 12. the direction Earth rotates towards
  8. 14. the direction in which the sun and moon set each day.
  9. 15. the round part of the sundial with numbers for measuring the hours
  10. 17. noon, when the sun reaches the meridian
  11. 18. the season when the sun's path is highest in the sky
  12. 19. the point in Earth's rotation when the sun is directly at the equator causing equal daylight and darkness.
Down
  1. 1. the pointer on the sundial that makes a shadow
  2. 2. an imaginary line that defines the middle of the sky
  3. 6. the astronomer who developed the Heliocentric model of the solar system
  4. 8. the reason our sunlit sky appears blue
  5. 10. the direction you should face to see the sun's movement through the sky
  6. 13. the time of transition between the daytime sky and nighttime sky
  7. 16. Earth rotates around this imaginary line
  8. 17. where the lands ends and meets the sky