Light Pillars

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Across
  1. 4. A celestial body that can give off light to create light pillars
  2. 5. Orientation of light pillars
  3. 7. Ice pillars occur under these conditions
Down
  1. 1. Orientation of falling ice crystals
  2. 2. Light _____ off of ice crystals to create light pillars
  3. 3. ______ optical phenomena
  4. 5. Light pillars are created by ____ images
  5. 6. Second word in the title of this presentation