 | Sir George Grove, David Masson, John Morley, Mowbray Morris - 1873 - 628 pages
...after them the other rays. Where, therefore, the water is very deep and very pure, all the colours are absorbed, and such water ought to appear black, as...extreme purity. Throw a white pebble into such water; ns it sinks it becomes greener and greener, and, before it disappears, it reaches a vivid blue green.... | |
 | Royal institution of Great Britain - 1875 - 584 pages
...after them the other rays. Where, therefore, the water is very deep and very pure, all the colours are absorbed, and such water ought to appear black, as...Break such a pebble into fragments, each of these will behavo like the unbroken mass ; grind the pebble to powder, every particle will yield its modicum of... | |
 | John Tyndall - 1876 - 706 pages
...after them the other rays. Where, therefore, the water is very deep and very pure, all the colours are absorbed, and such water ought to appear black, as...greener, and, before it disappears, it reaches a vivid blue-green. Break such a pebble into fragments, each of these will behave like the unbroken mass; grind... | |
 | John Tyndall - 1876 - 656 pages
...after them the other rays. Where, therefore, the water is very deep and very pure, all the colours are absorbed, and such water ought to appear black, as...greener, and, before it disappears, it reaches a vivid blue-green. Break such a pebble into fragments, each of these will behave like the unbroken mass ;... | |
 | 1878 - 818 pages
...after them the other rays. Where, therefore, the water is very deep and very pure, all the colors are absorbed, and such water ought to appear black, as...greener, and, before it disappears, it reaches a vivid bluegreen. Break such a pebble into fragments, each of these will behave like the unbroken mass ; grind... | |
 | 1873 - 584 pages
...andafterthem the other rays. Where, therefore, the water is very deep and very pure, all the colours are absorbed, and such water ought to appear black, as...reaches a vivid blue green. Break such a pebble into [August a, 1873. unbroken mass ; grind the pebble to powder, every particle will yield its modicum... | |
 | John Tyndall - 1881 - 318 pages
...capable of sending light back to the eye. Throw, for example, a white pebble into the blackest Atlantic water ; as it sinks it becomes greener and greener,...vivid blue green. Break such a pebble into fragments, these will behave like the unbroken mass : grind the pebble to powder, every particle will yield its... | |
 | John Tyndall - 1885 - 268 pages
...to the eye. Throw, for example, a white pebble, or a white dinner plate, into the blackest Atlantic water; as it sinks it becomes greener and greener,...it reaches a vivid blue green. Break such a pebble, or plate, into fragments, these will behave like the unbroken mass : grind the pebble to powder, every... | |
 | 1905 - 524 pages
...after them the other rays. Where, therefore, the water is very deep and very pure, all the colors are absorbed, and such water ought to appear black, as...its extreme purity. Throw a white pebble into such waiter; as it sinks it becomes greener and greener, and, before it disappears, it reaches a vivid blue-green.... | |
 | Franklin Institute (Philadelphia, Pa.) - 1919 - 822 pages
...after them the other rays. Where, therefore, the water is very deep and very pure, all the colors are absorbed, and such water ought to appear black, as...greener, and before it disappears, it reaches a vivid blue-green. Break such a pebble into fragments, each of these will behave like the unbroken mass; grind... | |
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Where, therefore, the water is very deep and very pure, all the colours are absorbed, and such water ought to appear black, as no light is sent from its interior to the eye. The approximation of the Atlantic Ocean to this condition is an indication of... 
