 | Levi Washburn Leonard - 1827 - 398 páginas
...together. Prism, a solid piece of gloss with three- flat sidac, and two equal and parallel triangular ends. SIR ISAAC NEWTON, to whom we are indebted for the...found it to consist of an assemblage of coloured rays. This separation may be observed in the well known experiment of the prism. A ray being let into a darkened... | |
 | Levi Washburn Leonard - 1830 - 350 páginas
...Prism, a solid piece of glass with three flat sides, and two equal and parallel triangular ends. Sm ISAAC NEWTON, to whom we are indebted for the most...found it to consist of an assemblage of coloured rays. This separation may be observed in the well known experiment of the prism. A ray being let into a darkened... | |
 | 1832 - 650 páginas
...that the colours are not formed by the prism, but existed in the ray previous to its refraction ; for the white rays of the sun are composed of coloured...rays, which formed an image upon the wall, such as is exhibited (Jig. 28), in which are displayed the following series of colours — red, orange, yellow,... | |
 | Ireland commissioners of nat. educ - 1835 - 398 páginas
...that the colours are not formed by the prism, but existed in the ray previous to its refraction ; for the white rays of the sun are composed of coloured...rays, which formed an image upon the wall, such as is exhibited, in which are displayed the followingseries of colours — red, orange, yellow, green,... | |
 | 1836 - 424 páginas
...that the colours are not formed by the prism, but existed in the ray previous to its refraction ; for the white rays of the sun are composed of coloured...rays, which formed an image upon the wall, such as is exhibited, in which are displayed the following series of colours — red, orange, yellow, green,... | |
 | 1838 - 214 páginas
...retina, before preceding impressions have departed. DECOMPOSITION OF LIGHT. Sir Isaac Newton first divided a white ray of light, and found it to consist...assemblage of coloured rays, which formed an image upon a wall, and in which were displayed the following colours: red, orange, yellow, green, blue, indigo,... | |
 | Jane Marcet - 1839 - 544 páginas
...previous to its refraction. CAROLINE. Yet, before its refraction it appeared perfectly white. MRS. B. The white rays of the sun are composed of coloured...colours : red, orange, yellow, green, blue, indigo, and violet. The spreading or separating these colours is called the dispersion of light; the image they... | |
 | George Grant - 1849 - 328 páginas
...that the colours are not formed by the prism, but existed in the ray previous to its refraction ; for the white rays of the sun are composed of coloured...assemblage of coloured rays which formed an image on the wall, displaying the following colours — red, orange, yellow, green, blue, indigo, and violet.... | |
 | William Clarke - 1855 - 722 páginas
...retina before preceding impressions have departed. DECOMPOSITION Of II.; in. Sir Isaac Newton first divided a white ray of light, and found it to consist...assemblage of coloured rays, which formed an image upon a wall, and in which were displayed the following aolours : red, orange, yellow, green, blue, indigo,... | |
 | Jane Marcet - 1858 - 630 páginas
...previous to its refraction. CAROLINE. Yet, before its refraction, it appeared perfectly white. MRS. B. The white rays of the sun are composed of coloured...assemblage of coloured rays, which formed an image such as you now see exhibited upon the wall (fig. 4.), in which are displayed the following series... | |
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... the white rays of the sun are composed of coloured rays, which when blended together, appear colourless or white. Sir Isaac Newton, to whom we are indebted for the most important discoveries respecting light and colours, was the first who divided... 