54 - 1950s Science & Technology

123456789101112131415
Across
  1. 2. – Early communications satellite
  2. 5. – First human in space
  3. 6. – New TV frequency band
  4. 7. – Revolutionized entertainment
  5. 11. – Key to modern electronics
  6. 12. – U.S. satellite program
  7. 13. – First artificial satellite
  8. 14. – Early TV recording method
Down
  1. 1. – Polio prevention method
  2. 3. – Protection through vaccination
  3. 4. – Rocket stage for launch
  4. 8. – U.S. space agency formed
  5. 9. – Tube in early televisions
  6. 10. – Soviet space program
  7. 15. – Polio vaccine developer