Fourteen Weeks in Descriptive Astronomy |
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Page 105
... equator . Now PB , it will be seen , is the elevation of the north pole above the horizon , or the latitude of the place . Suppose we should see a star at A , on the meridian below the pole . The earth revolves in the direction GIC ...
... equator . Now PB , it will be seen , is the elevation of the north pole above the horizon , or the latitude of the place . Suppose we should see a star at A , on the meridian below the pole . The earth revolves in the direction GIC ...
Page 120
... equator a fierce torrid heat , while north and south the climate would melt away into temperate spring , and , lastly , into the rigors of a perpetual winter . XX . Results , if the equator of the earth were perpen- dicular to the ...
... equator a fierce torrid heat , while north and south the climate would melt away into temperate spring , and , lastly , into the rigors of a perpetual winter . XX . Results , if the equator of the earth were perpen- dicular to the ...
Page 125
... equator so that it intersects the ecliptic sooner than it would were it not for this attraction . At the summer sol- stice the same tilting motion is produced . At the equinoxes the earth's equator passes directly through the centre of ...
... equator so that it intersects the ecliptic sooner than it would were it not for this attraction . At the summer sol- stice the same tilting motion is produced . At the equinoxes the earth's equator passes directly through the centre of ...
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Common terms and phrases
ancients angle aphelion appear astronomers atmosphere axis bright brilliant called Capricornus Cassiopeia Celestial Sphere centre circle color comet conjunction constellation Cor Caroli dark density diameter disk earth east ecliptic equal equator equinoctial figure fixed stars full moon globe heat heavenly bodies heavens Hercules Herschel horizon inclined inferior inferior conjunction inferior planet Jupiter latitude length light longitude luminous lunar magnitude Mars mean distance measured Mercury meridian meteors miles moon moon's motion move naked eye nearly nebula Neptune night node north pole obliquity observer orbit parallax pass path penumbra perihelion Perseus planet polar position rays revolve Right Ascension ring rotation satellites Saturn seasons seen shadow shine side sidereal sidereal day solar system space spots summer sun's superior planet supposed surface synodic revolution tance Taurus telescope theory tion Uranus Ursa Major varies velocity Venus vernal equinox visible zenith zodiac