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A New Treatise on the Use of the Globes: Or, a Philosophical View of the ...
Vista completa - 1853
according altitude angle Answer appear ascension atmosphere attraction axis azimuth body brass meridian bring called cause centre circle climate constellation contained continually course declination degrees depth described diameter difference direction distance earth east ecliptic electricity elevation equal equator EXAMPLES extent fall feet figure fixed force given globe gravity greater greatest half heat height Hence horizon hour inches increase inhabitants island latitude length less light London longitude magnitude marked mass matter mean miles minutes month moon moon's morning motion mountains move nearly night o'clock observed ocean orbit parallel pass period planet pole position PROBLEM quadrant quantity rays represented respect rise rivers round RULE seen side situated solar space springs stars summer sun's supposed surface temperature tides turn vertical whole wind winter zone
Página 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.
Página 74 - 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...
Página 242 - RULES TO KNOW WHEN THE MOVEABLE FEASTS AND HOLYDAYS BEGIN. EASTER DAY, on which the rest depend, is always the First Sunday after the Full Moon which happens upon, or next after the Twenty-first Day of March ; and if the Full Moon happens upon a Sunday, Easter Day is the Sunday after.