On the Connection of the Physical SciencesHarper & brothers, 1846 - 460 pages |
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Page 4
... nearly spherical , and at such remote distances from one another , that they attract and are attracted as if each were condensed into a single particle situate in its center of gravity ( N. 10 ) —a circumstance which greatly facili ...
... nearly spherical , and at such remote distances from one another , that they attract and are attracted as if each were condensed into a single particle situate in its center of gravity ( N. 10 ) —a circumstance which greatly facili ...
Page 11
... nearly equal to their simultaneous and joint effect . On account of the reciprocal action of matter , the stability of the system depends upon the intensity of the • primitive momentum ( N. 59 ) of the planets , SECT . II . 11 PROBLEM ...
... nearly equal to their simultaneous and joint effect . On account of the reciprocal action of matter , the stability of the system depends upon the intensity of the • primitive momentum ( N. 59 ) of the planets , SECT . II . 11 PROBLEM ...
Page 16
... nearly doubles the direct motion of these points . The motion of the apsides may be repre- sented , by supposing a planet to move in an ellipse , while the ellipse itself is slowly revolving about the sun in the same plane ( N. 67 ) ...
... nearly doubles the direct motion of these points . The motion of the apsides may be repre- sented , by supposing a planet to move in an ellipse , while the ellipse itself is slowly revolving about the sun in the same plane ( N. 67 ) ...
Page 17
... nearly circular ; when that curvature is less than it ought to be , the path of the planet falls without its elliptical orbit ( N. 66 ) , and the eccentricity is increased : during these changes , the length of the major axis is not ...
... nearly circular ; when that curvature is less than it ought to be , the path of the planet falls without its elliptical orbit ( N. 66 ) , and the eccentricity is increased : during these changes , the length of the major axis is not ...
Page 23
... nearly 1 ° 34 ′ 15 ′′ , and that , in passing through the sun , and about midway between the orbits of Jupiter and Saturn , it may be regarded as the equator of the solar system , dividing it into two parts , which balance one another ...
... nearly 1 ° 34 ′ 15 ′′ , and that , in passing through the sun , and about midway between the orbits of Jupiter and Saturn , it may be regarded as the equator of the solar system , dividing it into two parts , which balance one another ...
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action appears atmosphere attraction bodies caloric cause centrifugal force changes chemical color comet consequently copper crystal degree density diameter diminishes direction distance disturbing earth ecliptic effect electric currents electricity equal equator ether extremely Fahrenheit fluid force galvanometer glass globe gravitation greater heat hemisphere increase intensity Jupiter latitude length less light liquid longitude luminous lunar magnetic major axis mass meridian metal miles moon move nearly nodal lines nodes NOTE nutation observations optic axis orbit oscillations parallax particles passing perigee perihelion period phenomena planet plate polarized poles position produce quantity rays reflected refraction refrangible retrograde motion revolution revolving right angles rings rotation satellites secular Sir John Herschel Sir William Herschel solar spectrum sound space square stars substances sun's surface temperature terrestrial tion tourmaline transmitted tricity undulations Uranus variation varies velocity vibrations Voltaic waves wire