On the Connexion of the Physical Sciences |
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Page 66
He compares it to a band of darkcoloured crape drawn across a portion of the disc of the planet , and the part projected upon the blue sky is also transparent . At the time these observations were made at Malta , Captain Jacob ...
He compares it to a band of darkcoloured crape drawn across a portion of the disc of the planet , and the part projected upon the blue sky is also transparent . At the time these observations were made at Malta , Captain Jacob ...
Page 158
... light remains to show that at the height of thirty miles it is still dense enough to reflect light . The atmosphere scatters the sun's rays , and gives all the beautiful tints and cheerfulness of day . It transmits the blue light in ...
... light remains to show that at the height of thirty miles it is still dense enough to reflect light . The atmosphere scatters the sun's rays , and gives all the beautiful tints and cheerfulness of day . It transmits the blue light in ...
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 160
Yellow cloth reflects the yellow rays most abundantly , and blue cloth those that are blue . Consequently colour is not a property of matter , but arises from the action of matter upon light . In fact , the law of action and reaction ...
Yellow cloth reflects the yellow rays most abundantly , and blue cloth those that are blue . Consequently colour is not a property of matter , but arises from the action of matter upon light . In fact , the law of action and reaction ...
Page 161
the yellow rays occupy a larger space , covering part of that formerly occupied by the orange on one side and by the green on the other : so that the blue glass absorbs the red light , which when mixed with the yellow constitutes orange ...
the yellow rays occupy a larger space , covering part of that formerly occupied by the orange on one side and by the green on the other : so that the blue glass absorbs the red light , which when mixed with the yellow constitutes orange ...
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Contents
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Common terms and phrases
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