 | J. Goldsmith - 1811 - 184 σελίδες
...gives the length of the day. EC- — Thus, on the zstn of May, the sun rises at London about fo»r o'clock, and sets at eight. The length of the night...twice four, or eight hours; the length of the day it twice eight, or sixteen hours. Examples for practice, Ci. Whatis the length of the day and the night... | |
 | Jacob Willetts - 1815 - 228 σελίδες
...the length of the night : double the time of his setting, which gives the lei.gth of the day. Thus, on the 25th of May the sun rises at London about four o'clock, and sets at eight. The length of the nit»ht is twice f iur. or eight hours : the length of the day i* twice eight, or sixteen hours. What... | |
 | Sir Richard Phillips - 1821 - 256 σελίδες
...setting, which gives the length of the day. Ex. — Thus, on the 25th of May the sun rises at London at about four o'clock, and sets at eight. The length...length of the day is twice eight, or sixteen, hours. Examples Jbr Practice. 61. What is the Icnglh of the day and the night, on the 22d of April, at London,... | |
 | Emma Willard - 1822 - 102 σελίδες
...the length of the night ; double the time of its setting, and it gives the length of the day. Thus on the 25th of May the sun rises at London about four, and sets about eight ; therefore the day is sixteen hours long, and the night eight hours. horizon,... | |
 | Jacob Willetts - 1823 - 236 σελίδες
...night ; double the time of his setting which gives the length of the day. Thus, on the -25th of ^lay, the sun rises at London about four o'clock and sets...length of the day is twice eight or sixteen hours •''hati* the length of the day and night on the 22d of April, at London, Madrid, Batavia, St- Helena,... | |
 | William Channing Woodbridge - 1827 - 496 σελίδες
...gives the length of the night ; double the time of its setting and it gives the length of the day. Thus on the 25th of May the sun rises at London about four, and sets about eight ; therefore the day is sixteen hours long, and the night eight hours. Or, rectify... | |
 | Daniel Adams - 1830 - 370 σελίδες
...gives the length of the night; double the time of his setting, which gives the length of the day. Thus, on the 25th of May, the sun rises at London about...length of the day is twice eight, or sixteen hours. What is the length of. the day and nigh) on the 22d of April at London, Madrid, St. Helena, Boston,... | |
 | William Channing Woodbridge - 1836 - 544 σελίδες
...gives the length of the night; double the time of its setting, and it gives the length of the day. Thai on the 25th of May, the sun rises at London about four ; and sets about eight ; therefore the day is sixteen hours long, and the night eight hours. Or, rectify... | |
 | Joseph Emerson Worcester - 1844 - 356 σελίδες
...gives the length of the night; double the time of his setting, which gives the length of the day. Thus, on the 25th of May, the sun rises at London about...twice eight, or sixteen hours. PROBLEM xi. To find atl the Places to which a Lunar Eclipse is visible at any Instant. Find the place to which the sun... | |
 | sir Richard Phillips - 1868 - 354 σελίδες
...length of the night : double the time of his setting, which gives the length of the day. Ex. — Thus, on the 25th of May, the sun rises at London about...eight. The length of the night is twice four, or eight * About the 2l8t of March the sun rises due east, and sets due west ; between this and the 21st of... | |
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Double the time of the sun's rising, which gives the length of the night; double the time of his setting, which gives the length of the day. Thus, on the 25th of May, the sun rises at London about four o'clock, and sets at eight. The length of the night... 