A New Treatise on the Use of the Globes, Or, A Philosophical View of the Earth and Heavens ....
Samuel Whiting & Company, and Samuel Wood, printer, 1811 - 346 من الصفحات
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according altitude angle Answer appear arch Aries ascension atmosphere axis azimuth beginning body brass meridian bring called Cape centre circle climate compass consequently continue degrees describe diameter difference direction distance divided earth east eastward ecliptic edge Elevate equal equator Examples fall figure fixed force given place greatest half heavens hence horizon hour circle increase inhabitants island June Jupiter latitude length light London longest longitude magnitude March mark mean miles minutes month moon moon's morning motion move nearly night noon north pole o'clock observed orbit parallel passed past planet pole position PROBLEM quadrant rays reckoning represented revolves rise rise and set round Rule seen shadow side signs situated star sun's declination sun's place supposed surface tides turn the globe vertical westward zone
الصفحة 2 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds.
الصفحة 64 - In this case, it is obvious that the plane of the circle of illumination would be perpendicular to a line drawn from the centre of the sun to the centre of the earth...
الصفحة 282 - Elevate the globe to so many degrees above the horizon as are equal to the latitude of the place...
الصفحة 44 - To every action there is always opposed an equal reaction: or, the mutual actions of two bodies on each other are always equal, and directed to contrary parts.
الصفحة 11 - VERTICAI is that azimuth circle which passes through the east and west points of the horizon, and is always at right angles with the...
الصفحة 228 - Elevate the pole so many degrees above the horizon as are equal to the latitude of the place, and screw the quadrant of altitude...
الصفحة 5 - VV ater-bearer, i9 represented by the figure of a man pouring out water from an urn ; an emblem of the dreary and uncomfortable season of winter The last of the zodiacal constellations was Pisces, or a couple of fishes, tied back to back, representing the fishing season. The severity of the winter is over, the flocks do not afford sustenance, but the seas and rivers are open and abound with fish.
الصفحة 91 - And quitting sense call imitating God; As Eastern priests in giddy circles run, And turn their heads to imitate the sun. Go, teach Eternal Wisdom how to rule — Then drop into thyself, and be a fool!
الصفحة 130 - The time which this planet takes to revolve on its axis, and the inclination of its axis to the plane of its orbit, have been given by different astronomers ; but Dr. Herschel, from a long series of observations on this planet, published in the Philosophical Transactions...
الصفحة 222 - Rectify the globe for the latitude of the place. Find the sun's place in the ecliptic, and bring it to the brass meridian ; the number of degrees on the meridian between the horizon and the sun's place is the altitude required.