Lysets hastighed: oplevelsen af Leon Foucault (1819-1868), der viser, at lysets hastighed er mindre i vand end i luft. Anonym illustration fra 1925. Privat samling.(Speed of light: the experience of Leon Foucault (1819-1868) showing that the speed of light is less in water than in air. Anonymous illustration from 1925. Private collection.)Anonymous Anonymous |
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Udateret · Engraving
· Billed-ID: 929755
Private Collection / Bridgeman Images |
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