Special Crossword

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Across
  1. 2. What was the last name of husband and wife Julius and Ethel, executed for treason in 1953
  2. 3. What school does Harry Potter attend
  3. 4. _____ the night before Christmas
  4. 8. What form of singing, involving repeated changes of pitch during a single note, originated in the Alps
  5. 11. What is the name of the country that borders Spain immediately to the its west
  6. 12. First element in the periodic table
  7. 14. What the art of folding paper is commonly referred to as
  8. 15. What large ancient Roman city was buried in volcanic ash when Mount Vesuvius erupted in the year 79 A.D.
  9. 16. In the 'Star Wars' films, Frank Oz provided the voice of what character?
Down
  1. 1. What does the Kelvin scale measure
  2. 5. Which Birthsign spans the months of January and February?
  3. 6. What the lady of the lake gave King Arthur
  4. 7. Mexican laetrile is extracted from the seeds of what fruit
  5. 9. In mathematics, what term describes the bottom number in a fraction?
  6. 10. In 2001, what surpassed tuna as America's most eaten seafood
  7. 13. What leaf is shown on the flag of Canada