Elementary treatise on physics, experimental and applied : for the use of colleges and schools (1906)
Ganot, A. (Adolphe), 1804-1887, Atkinson, Edmund, 1831-1901, Reinold, A. W. (Arnold William), 1843-1921 · New York : Wood · leaf 1137
ield which exists in the space surrounding the earth. The spectrum of the aurora borealis has been found to consist of severallines in the green, and of an indistinct line in the blue ; to which must beadded a red line due to the red protuberances ; these lines are the same asthose of nitrogen,… … -1044] Aurora Borealis 1109 no other trace of this light ; this hne has not been produced in laboratoryexperiments. De la Rive held that auromc boreales were due to electric dischargeswhich take place in polar regions between the positive electricity of theatmosphere and the negative electricity of…
Physics
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