 | Richard Turner - 1787 - 88 pages
...right againft the little Patch, you will fee the Point of the Compafs upon which the Sun rifes and fets that Day. PROBLEM X[. To find the Length of the Day and Night at any Time of the Year. Only double the Time of the Sun's rifmg that Day, and it gives the Length of the Night ; double the... | |
 | Richard Turner - 1810 - 384 pages
...May, the 4th of June, the i,th of Auguft, the 21 ft of September, and the 5th of November ? PROB. XL To find the length of the day and night at any time of the year. Double the time of the fun's rifing that day, and it gives the length of the night; double the time of its letting, and it... | |
 | J. Goldsmith - 1811 - 184 pages
...Gibraltar, Teneriffe, and Vienna, on theijthpf April, the 4th of July, and the ioth of November ?* PROBLEM "X. — To find the length of the day and night at any time of the year. ' Rule.. — Double the time of the sun's rising, which gives the length of the night: double * About... | |
 | George Adams - Astronomy - 1812 - 586 pages
...circle, right against the sun's place, you will see the point of the compass upon which the sun rises and sets that day, PROBLEM x. To find the length of the day and night at any time of the year. Only double the time of the sun's rising that day, and it gives the length of the night ; double the... | |
 | George Adams - Astronomy - 1812 - 552 pages
...circle, right against the sun's place, you will see the point of the compass upon which the sun rises and sets that day. PROBLEM x. To find the length of the day and night at any time of the year. Only double the time of the sun's rising that day, and it gives the length of the night; double the... | |
 | Eliza Roberts - Geography - 1813 - 408 pages
...go from east to west, you wilt thcje see at once the exact time of its setting^ PROBLEM XI. To fnd the Length of the Day and Night, at any Time of the Year. Only double the time of the Sun's rising that day, and it gives the length of the night ; double the... | |
 | Jacob Willetts - Geography - 1815 - 228 pages
...thu sun's place is brought to the eastern or edge of the horizon, it marks the point of the cqmpass, upon which it rises or sets that day. PROBLEM X — To find th* Irng h of the day and night at any time in the year. Double the time ofthe^un's rising, which gives... | |
 | Jedidiah Morse - Geography - 1818 - 384 pages
...of rising ; if you bring it te the western edge of the horizon, the index will show the hour ef XI. To find the length of the day and night at any time of tht year. Double the time of the sun's rising that day, and it gives the length of the night ; double... | |
 | Sir Richard Phillips - Geography - 1821 - 256 pages
...When will Sirius be en the meridian at midnight? 652. What is the celestial globe ? 653. How do you find the length of the day and night at any time of the year ? 654. How much longer is the 10th of May at Archangel than at Madras ? 655. W'hat do you mean by the... | |
 | Emma Willard - Geography, Ancient - 1822 - 102 pages
...does the sun rise at Rome on the 1st of May ' llth of July 19th of September ? PROBLEM X.— To fmd the Length of the Day and Night at any Time of the Year. Only double the time of the sun's rising that day, and it gives the length of the night ; double the... | |
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Only double the time of the sun's rising that day, and it gives the length of the night ; double the time of its setting, and it gives the length of the day. 
