7th Chapter 20 Summary Identifications

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Across
  1. 4. INVENTED THE SAFETY LAMP FOR MINERS
  2. 5. CREATED A MORE EFFICIENT TELESCOPE (FIRST NAME)
  3. 7. DESCRIBED THE CIRCULATION OF BLOOD IN THE HUMAN BODY
  4. 9. INVENTED THE ELECTRIC TELEGRAPH MACHINE
  5. 11. INVENTED THE INCANDESCENT LIGHT BULB
  6. 12. BROTHERS WHO MADE FIRST SUCCESSFUL ENGINE POWERED FLIGHT
  7. 15. DEVELOPED THE DIESEL ENGINE
  8. 17. BUILT THE FIRST PUBLIC STEAM POWERED RAILROAD
  9. 20. OIL MAGNATE AT THE BEGINNING OF THE 20TH CENTURY
  10. 21. BUILT THE FIRST PRACTICAL STEAMSHIP
  11. 22. EARLY DAY AUTO MAKER FROM GERMANY
Down
  1. 1. LAID FIRST TRANS-ATLANTIC CABLE
  2. 2. DEVELOPED EFFICIENT COAL BURNING STEAM ENGINEFIELD
  3. 3. PROPOSED THE HELIOCENTRIC APPROACH TO THE UNIVERSE
  4. 4. INVENTED THE STEEL PLOW
  5. 6. STEEL MAGNATE OF THE EARLY 20TH CENTURY
  6. 8. STATED THE LAWS OF RELATIVITY
  7. 10. FORMULATED LAWS OF GRAVITATION
  8. 13. INVENTED THE COTTON GIN
  9. 14. EARLY DAY AUTOMAKER FROM THE UNITED STATES
  10. 16. "FATHER OF ANATOMY"
  11. 18. FORMULATED PRINCIPLES OF MODERN SCIENTIFIC METHOD
  12. 19. FORMULATED THE LAWS OF PLANETARY MOTION