Fourteen Weeks in Descriptive Astronomy |
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Page 64
... heat . Changes of temperature take place , which give rise to tornadoes and violent tempests . Descending currents pro- duce openings filled with clouds , which appear as black spots on the sun's disk . A cloud once formed becomes a ...
... heat . Changes of temperature take place , which give rise to tornadoes and violent tempests . Descending currents pro- duce openings filled with clouds , which appear as black spots on the sun's disk . A cloud once formed becomes a ...
Page 65
... heat , feeds this great central fire . Were Mercury to strike the sun in this way , it would generate sufficient heat to compensate the loss by radiation for seven years . Many suppose that the heat of the sun is gradually diminishing ...
... heat , feeds this great central fire . Were Mercury to strike the sun in this way , it would generate sufficient heat to compensate the loss by radiation for seven years . Many suppose that the heat of the sun is gradually diminishing ...
Page 72
... heat are all fitted to each other with exquisite nicety . When we turn to the planets , we do not know but God has other races of intelligent beings who inhabit them , or even entirely different ends to attain . Of this , however , we ...
... heat are all fitted to each other with exquisite nicety . When we turn to the planets , we do not know but God has other races of intelligent beings who inhabit them , or even entirely different ends to attain . Of this , however , we ...
Page 74
... heat , or on Uranus to reduce the cold . With , however , all these diversi- ties , we must admit the power of an all - wise Creator to create beings adapted to the life and the land , however different from our own . The Power that ...
... heat , or on Uranus to reduce the cold . With , however , all these diversi- ties , we must admit the power of an all - wise Creator to create beings adapted to the life and the land , however different from our own . The Power that ...
Page 86
... near the poles have six weeks continuous day and torrid heat , alternating with a night of equal length and arctic cold . The sun shines perpendic- ularly upon the torrid zone only at the equinoxes , 86 THE SOLAR SYSTEM .
... near the poles have six weeks continuous day and torrid heat , alternating with a night of equal length and arctic cold . The sun shines perpendic- ularly upon the torrid zone only at the equinoxes , 86 THE SOLAR SYSTEM .
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Common terms and phrases
ancients Andromeda angle aphelion appearance Aries astronomers atmosphere axis body Boötes bright brilliant Canis Minor Capricornus Cassiopeia celestial centre Cepheus circle color comet conjunction constellation Cor Caroli dark density Describe diameter disk Draco earth east ecliptic equal equator equinoctial figure fixed stars full moon globe heat heavens Hercules Herschel horizon inclined inferior inferior conjunction inferior planet Jupiter latitude length light lunar Lyra magnitude Mars mean distance Mercury meridian meteors miles moon moon's motion move naked eye nearly nebula Neptune node north pole orbit Orion parallax pass path penumbra perihelion Perseus Pisces planet Polaris precession rays revolve ring rising Saturn seasons seen shadow shines shower sidereal sidereal day solar day solar system space spots summer sun's superior planet surface synodic revolution tance Taurus telescope theory tion Uranus Ursa Major Ursa Minor varies velocity Venus vernal equinox visible zodiac