What Was When?

An INVENTION is a unique or novel device, method, composition or process. It may be an improvement upon a machine or product, or a new process for creating an object or a result. (–Wikipedia)invention

Guess what was invented earlier? See the answers at the end of this post.

1. LEGO or Nuclear-powered icebreaker?

2. Bazooka or Toaster?


3. Microwave or Karaoke?


4. Orbital Space Station or Post-it?

5. Dynamite or Gramophone?


6. The explanation of why grass is green or the explanation of why skies are blue?


7. Jeans or Periodic Table of Elements?


8. Crossword or Special Theory of Relativity?

9. X-ray or Cinematography?


10. Bra or Adjustable wrench?

ANSWERS:

  1. LEGO — 1949.  Nuclear-powered icebreaker — 1956.
  2. Bazooka — 1942. Toaster — 1918.
  3. Microwave — 1946.  Karaoke — 1971.
  4. Post-it — 1974. Orbital Space Station — 1971.
  5. Dynamite — 1866. Gramophone — 1887.
  6. Explanation why grass is green —  1882. Explanation why the skies are blue — 1871.
  7. Jeans — 1873.  Periodic Table of Elements — 1869.
  8. Crossword — 1913. Special Theory of Relativity — 1905.
  9. X-ray — 1895.  Cinematography — 1895.
  10. Bra — 1889.  Adjustable wrench — 1891.
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