 | Joseph Payne - 1881 - 516 pages
...white light, and transmitting others. As, for example, black and red inks, though equally homogeneous, absorb different kinds of rays ; and, when exposed...different degrees ; while pure water seems to transmit all rays equally, and is not sensibly heated by the passing light of the sun. The rich dark light transmitted... | |
 | Barbara T. Gates - 2002 - 712 pages
...white light and transmitting others. As for example, black and red inks, though equally homogeneous, absorb different kinds of rays; and when exposed to...different degrees; while pure water seems to transmit all rays equally, and it is not sensibly heated by the passing light of the sun. The rich dark light transmitted... | |
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Coloured fluids, such as black and red ink, though equally homogeneous, stop or absorb different kinds of rays, and when exposed to the sun they become heated in different degrees ; while pure water seems to transmit all the rays equally, and scarcely... 
