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Which of the following things were invented or first used in the 1950s? first heart transplant, chicken pox vaccine, microwave ovens, first personal computer, use of barcodes, creation of the laser.
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Which of the following things were invented or first used in the 1950s?

first heart transplant, chicken pox vaccine, microwave ovens, first personal computer, use of barcodes, creation of the laser.

User Juanito
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2 Answers

5 votes

Answer:

  • Micrwave oven
  • personal computer

Step-by-step explanation:

Have a good day!

User Black Frog
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4 votes
1st Heart Transplant = By Chris Barnard (12/03/1967)

Chicken Pox Vaccine = was Licence in 1995 ( but started tested in the 70s)

Microwave Ovens = By Percy Spencer in 1945

1st Computer = In 1975 (Got To love the 70s One of the Classic Years Of Music)

Barcodes= 1st Use was on Wrigley's Gum (My Favorite) in June 1974 (But the idea started from the Association Of American Railroads (Sponsored) in 1the very late 1960s

Lasers = By Theodore H. Maiman in the 1960's based on the work of two other fellow Scientists
User Luiz Geron
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