 | William Charles Wells - 1815 - 168 pages
...extremities, which were 6 inches above the grass, and formed the corners of a square, the sides of were 2 feet long, drew tightly a very thin cambric...Thus, upon one night, when fully exposed grass was 11° colder than the air, the latter was 3° warmer than the sheltered grass ; and the same difference... | |
 | William Charles Wells - 1815 - 174 pages
...formed the corners of a square, the sides of were 2 feet long, drew tightly a very thin cam-» brie handkerchief. In this disposition of things, therefore,...about as warm as the air. If that difference, however, fixxieeded 5°, the air was found to be somewhat warmer than the sheltered grass. Thus, upon one night,... | |
 | William Gifford, Sir John Taylor Coleridge, John Gibson Lockhart, Whitwell Elwin, William Macpherson, William Smith, John Murray, Rowland Edmund Prothero (Baron Ernle), George Walter Prothero - 1815 - 558 pages
...which was thus shielded from the sky, was upon many nights examined by me, and always found warmer than that of neighbouring grass, which was uncovered,...Thus, upon one night, when fully exposed grass was 11° colder than the air, the latter was 3° warmer than the sheltered grass ; and the same difference... | |
 | William Charles Wells - 1818 - 554 pages
...atmosphere. This heat, though it produces little change on the temperature of the air which it traverses, affords us some compensation for what we radiate to...Thus, upon one night, when fully exposed grass was 11° colder than the air, the latter was 3° warmer than the sheltered grass ; and the same difference... | |
 | John Claudius Loudon - 1825 - 1250 pages
...was, upon many nights afterwards examined by me, and was always found higher than that of neighboring grass which was uncovered, if this was colder than...Thus, upon one night, when fully exposed grass was 11° colder than the air, i lu- latter was 3° warmer than the sheltered grass ; and the same difference... | |
 | John Claudius Loudon - 1831 - 1330 pages
...prevent the free passage of air from the exposed grass, to that which was sheltered, except the four small sticks, and there was no substance to radiate...sheltered grass. Thus, upon one night, when fully exposed gross was 11° colder than the air, the latter was 3° warmer than the sheltered gross ; and the some... | |
 | William Mullinger Higgins - 1836 - 514 pages
...the sky was upon many nights afterward examined by me, and was always found higher than that of the neighbouring grass which was uncovered, if this was colder than the air." A house or a tree will vitiate the result of an experiment as much as a cloud, or a substance stretched... | |
 | 1836 - 422 pages
...the eky was upon many nights afterward examined by me, and was always found higher than that of the neighbouring grass which was uncovered, if this was colder than the air." A house or a tree will vitiate the result of an experiment as much as a cloud, or a substance stretched... | |
 | William Charles Wells - 1838 - 84 pages
...downwards to the latter grass, except the cambric handkerchief. The temperature of the grass,'which was thus shielded from the sky, was upon many nights...Thus, upon one night, when fully exposed grass was 11° colder than the air, the latter was 3° warmer than the sheltered grass ; and the same difference... | |
 | John Towers (C.M.H.S.) - 1839 - 746 pages
...temperature of the grass, which was thus sheltered from the sky, was always found higher than that of the neighbouring grass, which was uncovered, if this was colder than the air. One night, when the fully-exposed grass was 11° colder than the air, the latter was 3° warmer than... | |
| |
... small sticks, and there was no substance to radiate heat downwards to the latter grass, except the cambric handkerchief. The temperature of the grass, which was thus shielded from the sky, was upon many nights afterwards examined by me, and was always... 