ERA 2 cates WHAP

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Across
  1. 2. weapons used in military
  2. 7. advanced type of mathematics developed during ___ (see 15a)
  3. 8. used to speed up muzzle-loading
  4. 10. measurement in how destructive an opposing force or army is
  5. 11. Portuguese ship that is small and fast
  6. 13. ships built to carry valuables
  7. 15. a period of rapid advancements in science and technology
  8. 16. invention use to mass produce information
  9. 17. mapped representation of celestial bodies used for navigation
Down
  1. 1. European ship developed most notably in Portugal and Spain
  2. 3. uses gunpowder as a trigger
  3. 4. act of updating maps
  4. 5. Spanish fleet
  5. 6. large-caliber weapons used for long range
  6. 9. specializes in horses and riders
  7. 10. Dutch sailing vessel designed for high-capacity low cost transportation
  8. 12. used as a naval weapon
  9. 14. military structures designed to strengthen positions from attacks