Which Happened First?

Hippolyte Fizeau

Hippolyte Fizeau
Image: Charles Reutlinger, b.1816 · Public domain · source

Armand Hippolyte Louis Fizeau was a French physicist who, in 1849, measured the speed of light to within 5% accuracy. In 1851, he measured the speed of light in moving water in an experiment known as the Fizeau experiment.

Summary from Wikipedia (CC BY-SA 4.0) · Dates from Wikidata (CC0)

Who was born first?

Timeline

  1. Annibale de GasparisNovember 9, 1819 – March 21, 1892
  2. Hippolyte Fizeau (this page)September 23, 1819 – September 18, 1896
  3. John Couch AdamsJune 5, 1819 – January 21, 1892
  4. Léon FoucaultSeptember 18, 1819 – February 11, 1868
  5. Otto Wilhelm von StruveMay 7, 1819 – April 14, 1905
  6. Sir George Stokes, 1st BaronetAugust 13, 1819 – February 1, 1903

Related

Play a round with Science · 19th century