 But from separate clouds a continuous roll of echoes could hardly come. When to this is added the experimental fact that clouds far denser than any ever formed in the atmosphere are demonstrably incapable of sensibly reflecting sound, while cloudless...  Sound, 8 lectures - Página 407por John Tyndall - 1875Vista completa - Acerca de este libro
 | Royal Society (Great Britain) - 1875 - 708 páginas
...while the clouds observed seem to have been separate. " Ces phenomenes," says Arago, " n'ont jamais eu lieu qu'au moment de 1'apparition de quelques nuages."...hypothesis of the illustrious French philosopher. And considering the hundreds of shots fired at the South Foreland, •with the attention specially... | |
 | Royal Institution of Great Britain - 1875 - 588 páginas
...while the clouds observed seem to have been separate. " Cos phenomenes," says Arago, " n'ont jamais eu lieu qu'au moment de 1'apparition de quelques nuages."...have strong reason to question the hypothesis of the French philosopher. And considering the hundreds of shots fired at the South Foreland, with the attention... | |
 | 1875 - 806 páginas
...These phenomena," says Arago, "never took place except at the moment when some clouds appeared." " But from separate clouds a continuous roll of echoes...hypothesis of the illustrious French philosopher. And considering the hundreds of shots fired at the South Foreland, with the attention specially directed... | |
 | Royal institution of Great Britain - 1875 - 584 páginas
...Ces phenomenes," says Arago, " n'ont jamais eu lieu qu'au moment de 1'apparition de qnelques ,mages." But from separate clouds a continuous roll of echoes...have strong reason to question the hypothesis of the French philosopher. And considering the hundreds of shots fired at the South Foreland, with the attention... | |
 | Royal Institution of Great Britain - 1875 - 576 páginas
...have been separate. " Ces phenomenes," says Arago, " n'ont jam&is eu lieu qn'an moment de Fapparition de quelques nuages." But from separate clouds a continuous...sensibly reflecting sound, while cloudless air, which Aiago pronounced echoless, has been proved capable of powerfully reflecting it, I think we have strong... | |
 | 1875 - 836 páginas
...while the clouds observed seem to have been separate. " Ces phenomenes," says Arago, " n'ont jamais eu lieu qu'au moment de 1'apparition de quelques nuages."...hypothesis of the illustrious French philosopher. And considering the hundreds of shots fired at the South Foreland, with the attention specially directed... | |
 | 1875 - 618 páginas
...while the clouds observed seem to have been separate. " Ces phenomeues," says Arago, " n'out jamais eu lieu qu'au moment de 1'apparition de quelques nuages."...hypothesis of the illustrious French philosopher. And considering the hundreds of shots fired at the South Foreland, with the attention specially directed... | |
 | 1875 - 1118 páginas
...been separate. " Ces ph<5nomenes," says Arago, " n'ont jamais eu lieu qu'au moment de I'apparitiou d"e quelques nuages." But from separate clouds a continuous...hypothesis of the illustrious French philosopher. And considering the hundreds of shots fired at the South Foreland, with the attention specially directed... | |
 | Royal Institution of Great Britain - 1875 - 576 páginas
...Ces phenomenes," says Arago, " n'ont jamais eu lien qn'au moment de 1'apparition de quelques images." But from separate clouds a continuous roll of echoes...have strong reason to question the hypothesis of the French philosopher. And considering the hundreds of shots fired at the South Foreland, with the attention... | |
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