Puzzle 50

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Across
  1. 3. When one celestial body moves into another's shadow
  2. 5. A color between green and violet on the spectrum
  3. 7. A traditional Japanese sword
  4. 12. To move quickly on foot
  5. 13. Large waterfowl known for flying in V-formation
  6. 14. Giving off lots of light or intelligent
  7. 16. Plant embryos used for growing new plants
  8. 18. The capital city of Rwanda
  9. 19. A vast body of salt water covering much of Earth
  10. 20. A thin layer of ice on surfaces in cold weather
Down
  1. 1. A tool used to grip and turn objects
  2. 2. To strike with the foot
  3. 4. A group working together toward a common goal
  4. 6. The solid surface of the Earth
  5. 8. A small rocky object orbiting the sun
  6. 9. A book of blank pages for writing
  7. 10. Deep in thought or reflection
  8. 11. The paths objects take around planets or stars
  9. 15. An island in French Polynesia
  10. 17. The outer limit or boundary of something