Inventions 1930-1960

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Across
  1. 4. The invention that revolutionized visual entertainment in households
  2. 6. bomb The powerful and destructive result of the Manhattan Project
  3. 7. engine Propelled modern airplanes with incredible speed
  4. 9. A photographic technique producing three-dimensional images
  5. 11. satellite A man-made object placed in orbit around the Earth
  6. 13. tape A medium for recording and playing back sound
  7. 14. card Revolutionized payment by eliminating the need for physical currency
  8. 15. camera Captures instant photographs that develop within minutes
Down
  1. 1. This device cooks food quickly using microwaves
  2. 2. heart An artificial organ developed for medical purposes
  3. 3. A convenient method for attaching fabrics together
  4. 5. pen A writing tool that replaced fountain pens, using a small ball bearing
  5. 8. This semiconductor device amplifies or switches electronic signals
  6. 10. model The model that explained the structure of genetic material
  7. 12. Used for precise light amplification and stimulation of radiation