 | 1869 - 508 pages
...believe that there is ample evidence that in the higher prominences the gaseous medium is in a state of excessive tenuity, and that at the lower surface...far below the pressure of the earth's atmosphere. As the bright line d does not appear reversed in the solar spectrum, it follows that, assuming the... | |
 | 1869 - 340 pages
...gradually expands as the body of the sun is approached. With regard to the higher prominences, they have ample evidence that the gaseous medium of which...earth's atmosphere. The bulbous appearance of the line F may be taken to indicate violent consecutive currents, or local generations of heat, the condition... | |
 | Royal Society (Great Britain) - 1869 - 658 pages
...and in the chromosphere, through which the green line gradually expands as the sun is approached*. With regard to the higher prominences, we have ample...far below the pressure of the earth's atmosphere. * Will not this enable us ultimately to determine the temperature? The bulbous appearance of the F... | |
 | Henry Enfield Roscoe - 1870 - 514 pages
...width, and in the chromosphere, through which the green line gradually expands as the sun is approached. With regard to the higher prominences, we have ample...very far below the pressure of the earth's atmosphere "We believe that the determination of the above-mentioned facts leads us necessarily to several important... | |
 | 1869 - 668 pages
...gradually expands as the body of the sun is approached. With regard to the higher prominences, they have ample evidence that the gaseous medium of which...earth's atmosphere. The bulbous appearance of the line F may be taken to indicate violent consecutive currents, or local generations of heat, the condition... | |
 | 1869 - 342 pages
...and in the chromosphere, through which the green line gradually expanda as the Sun is approached. * With regard to the higher prominences, we have ample...the gaseous medium of which they are composed exists ma condition of excessive tenuity, and that at the lower surface of the chromosphere itself the pressure... | |
 | Royal Institution of Great Britain - 1869 - 636 pages
...gradually expands as the sun is approached. With regard to the higher prominences, we have obtained evidence that the gaseous medium of which they are...exists in a condition of excessive tenuity ; and that even at the lower surface of the chromosphere, that is, on the sun itself, in common parlance, the... | |
 | Sir George Grove, David Masson, John Morley, Mowbray Morris - 1869 - 610 pages
...that is, whether the hydrogen was dense or rare. With regard to the higher prominences, we have found that the gaseous medium of which they are composed...exists in a condition of excessive tenuity; and that even at the lower surface of the chromosphere, that is, on the sun itself, in common parlance, the... | |
 | 1869 - 588 pages
...that even at the lower surface of the chromosphere, that is, on the sun itself, in common parlance, the pressure is very far below the pressure of the earth's atmosphere. Now these again are facts which bear upon the problem of the sun's condition in a very great degree,... | |
 | 1870 - 298 pages
...and in the chromosphere, through which the green line gradually expands as the Sun is approached.* With regard to the higher prominences, we have ample...before referred to, may be taken to indicate violent connective currents or local generations of heat, the condition of the chromosphere being doubtless... | |
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... we were in a position to determine the atmospheric pressure operating in a prominence in which the red and green lines are nearly of equal width, and in the chromosphere, through which the green line gradually expands as the sun is approached. With... 
