 | Sir Humphry Davy - 1828 - 300 páginas
...phenomenon towards the pole, and on the highest mountains of the globe. Having examined the water formed from melted snows on glaciers in different parts of...physical qualities are not at this moment objects of your inquiry, I shall not dwell upon them. In general in examining lakes and masses of water in... | |
 | 1828 - 408 páginas
...always found it of the same quality, I shall consider it as pure water, and describe its character. Its colour, when it has any depth, or when a mass...physical qualities are not at this moment objects of your inquiry, I shall not dwell upon them. In general, in examining lakes and masses of water in... | |
 | John Timbs - 1831 - 302 páginas
...vegetable life, they are even above the mineral kingdom. Sir Humphry Davy considers this to be pure water : its colour, when it has any depth, or when a mass...seen through, is bright blue ; and, according to its depth, it has more or less of this colour. Captain Parry stales, that the water on the Polar ice has... | |
 | Sir Humphry Davy - 1832 - 330 páginas
...the pole, and on the highest mountains of the globe. Having examined the water formed frommelted snow on glaciers in different parts of the Alps, and having...physical qualities, are not at this moment objects of your inquiry, I shall not dwell upon them. In general, in examining lakes and masses of water in... | |
 | Eliza R. Steele - 1841 - 290 páginas
...considered as the purest, Sir Humphrey goes on to describe its color. ' When a mass is seen through, it is a bright blue, and according to its greater or less depth of substance, it has more or less of this color.' ' In general when examining lakes and masses of water in high mountains, their * Salmonia.... | |
 | Scientific and technical reader - 1869 - 408 páginas
...phenomenon, towards the pole, and on the highest mountains of the globe. Having examined the water formed from melted snows on glaciers in different parts of...of substance, it has more or less of this colour. Lakes and masses of water on high mountains are of the same bright azure. When vegetables grow in lakes,... | |
 | Sir Humphry Davy - 1870 - 334 páginas
...phenomenon towards the pole, and on the highest mountains of the globe. Having examined the water formed from melted snows on glaciers in different parts of...physical qualities, are not at this moment objects of your inquiry, I shall not dwell upon them. In general, in examining lakes and masses of water in... | |
 | Royal Philosophical Society of Glasgow - 1875 - 432 páginas
...it of such a quality as to lead him to consider it as pure. " Its colour," he says, " when it lies any depth, or when a mass of it is seen through, is bright blue." He cites the instance of the Lake of Geneva, fresh from sources (particularly the higher Rhone) formed... | |
 | Sir Henry Craik - 1896 - 800 páginas
...always found it of the same quality, I shall consider it as pure water, and describe its character. Its colour, when it has any depth, or when a mass...physical qualities, are not at this moment objects of your inquiry, I shall not dwell upon them. In general in examining lakes and masses of water in... | |
 | 1828 - 436 páginas
...always found it of the same quality, I shall consider it as pure water, and describe its character. Its colour, when it has any depth, or when a mass...physical qualities are not at this moment objects of your inquiry, I shall not dwell upon them. In general, in examining lakes and masses of water in... | |
| |
Its colour, when it has any depth, or when a mass of it is seen through, is bright blue ; and, according to its greater or less depth of substance, it has more or less of this colour : as its insipidity, and its other physical qualities, are not at this... 