 | Colin Macfarquhar, George Gleig - 1797 - 422 pages
...the fun's furface in one fécond of time, in order to fupply the walle by light, one forty-thoufandth part of a grain of matter ; that is, a little more than two grains in a day, or about 4,752,000 grains, of 670 pounds avoirdupoife nearly, in 6000 years ; a quantity which would have fhortened... | |
 | Tiberius Cavallo - 1803 - 638 pages
...fun.s furface in one «' fecond Of time, in order to fupply the wafle by " light, one-forty thoufandth part of • a grain of " matter, that is, a little more than two grains in a " day, or abeut 4752000 grains, which is about *' 670 pounds avoirdupois, in 6000 years f>"4. On account of the... | |
 | 1816 - 746 pages
...foo.t of the fun's furface in one fecond of time, in order to fupply the wafte by light, one 40,000(11 part of a grain of matter; that is, a little more than two grains hva day, or about 4,751,000 grains, or region with the box, by means of the magnetical 670 pounds avoirdupois... | |
 | John Mason Good - 1819 - 742 pages
...earth, there ought to issue from a square foot of the sun's surface, in one second of time, the 40 thousandth part of a grain of matter; that is, a little more than two grains a day, or about 4,752,000 grains, which is about u'70 pounds avoirdupois, in GOUO years, the time since... | |
 | Alexander Jamieson - 1829 - 654 pages
...to issue from a square foot of the sun's surface, in one second of time, the 40 thousandth part pf a grain of matter ; that is, a little more than two grains a day, or about 4,752,000 grains, which is about C70 pounds avoirdupois in COOO jears, the time siy^e... | |
 | Denison Olmsted - 1835 - 374 pages
...reflector of four square feet, and thrown on the arm of a delicate balance, indicated a weight no< exceeding the 1200 millionth part of a grain, the...a day, or about 4752000 grains, which is about 670 pound avoirdupois in six thousand years."* 875. The intensity of light, at different distances from... | |
 | Denison Olmsted - 1844 - 618 pages
...authority of great names is now decidedly on the side of this theory, and against that of emissions.! in a day, or about 4752000 grains, which is about 670 pounds, avoirdupois, in six thousand years."* CHAPTER VI. % OF COLORS IN NATURAL OBJECTS. 780. THE knowledge of the composition of light, and of... | |
 | Thomas Dick - 1845 - 608 pages
...square foot of the sun's surface in one second of time, in order to supply the waste by 1ight «^»5 part of a grain of matter, that is, a little more than two grains a day, or about 4,752,000 grains, or 670 pounds avoirdupoise, nearly, in 6,000 years, a quantity which... | |
 | Thomas Dick - 1845 - 644 pages
...issue from one square foot of the sun's surface in one second of time, in order to supply the waste by part of a grain of matter, that is, a little more than two grains a day, or about 4,752,000 grains, or 670 pounds avoirdupoise, nearly, in 6,000 years, a quantity which... | |
 | Denison Olmsted - 1850 - 624 pages
...in the proportion of 45!(Wto 1 ; there ought, therefore, to issue from one square foot of the sun'.s surface, in one second of time, in order to supply...matter, — that is, a little more than two grains I ., in . day, or about 4752000 grains, which is about 670 pounds, ' ; avoirdupois, in six thousand... | |
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... millionth part of a grain. But the density of light at the surface of the sun is greater than at the earth in the proportion of 45000 to 1 ; there ought, therefore, to issue from one square foot of the sun's surface, in one second of time, in order... 
