On the Connexion of the Physical Sciences |
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Page 159
... yellow , green , blue , indigo , and violet - of which the red is the least refrangible , and the violet the most . But , when he reunited these seven rays by means of a lens , the compound beam became pure white as before .
... yellow , green , blue , indigo , and violet - of which the red is the least refrangible , and the violet the most . But , when he reunited these seven rays by means of a lens , the compound beam became pure white as before .
Page 203
... while the red rays effect upon it : and in 1801 M. Ritter discovered that invisible rays beyond the violet extremity have the property of blackening argentine salts , that this property diminishes towards the less refrangible part ...
... while the red rays effect upon it : and in 1801 M. Ritter discovered that invisible rays beyond the violet extremity have the property of blackening argentine salts , that this property diminishes towards the less refrangible part ...
Page 207
This distribution does not depend on the refrangibility of the rays alone , but also on the nature of the rays ... tartrate of silver the darkening occupies not only all the space under the ? u 2 : il W PE most refrangible rays , SECT .
This distribution does not depend on the refrangibility of the rays alone , but also on the nature of the rays ... tartrate of silver the darkening occupies not only all the space under the ? u 2 : il W PE most refrangible rays , SECT .
Page 208
u 2 : il W PE most refrangible rays , but reaches much beyond the extreme red . On paper prepared with formobenzoate of silver the chemical spectrum is cut off at the orange rays , with phosphate of silver in the yellow , and with ...
u 2 : il W PE most refrangible rays , but reaches much beyond the extreme red . On paper prepared with formobenzoate of silver the chemical spectrum is cut off at the orange rays , with phosphate of silver in the yellow , and with ...
Page 209
Notwithstanding the great variety in the scale of action of the solar spectrum , the darkening or deoxydizing principle that prevails in the more refrangible part rarely surpasses or even attains the mean yellow ray which is the point ...
Notwithstanding the great variety in the scale of action of the solar spectrum , the darkening or deoxydizing principle that prevails in the more refrangible part rarely surpasses or even attains the mean yellow ray which is the point ...
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Contents
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absorbed according action angle appears atmosphere attraction axis becomes bismuth blue bodies cause centre chemical colour comet consequently continually crystal dark depends determined diameter diminishes direction distance disturbing earth ecliptic effect electricity equal equator ether exist experiments extends extreme fall force give glass gravitation greater green heat increase instance intensity John known latitude length less light lines liquid magnetic mass matter mean measured medium metallic miles moon motion move nature nearly NOTE object observed opposite orbit particles passing periodic phenomena plane plate polarized pole position produced proportion proved quantity rays reflected refraction refrangible revolving rings rotation round satellites seen separated shows side similar solar sound space spectrum square stars substances surface temperature theory tion transmitted undulations varies vibrations visible waves whole wire