Lock #2: Crossword Puzzle

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Across
  1. 1. Who invented the lightbulb? (last name)
  2. 3. Who invented the airplane? (last name)
  3. 5. Advancements in ______ computing helped to virtualize servers
Down
  1. 2. The ______ Method transformed scientific inquiry
  2. 4. The ______ Age improved on the advancements of the Bronze Age.