Universe
11th Edition
ISBN: 9781319039448
Author: Robert Geller, Roger Freedman, William J. Kaufmann
Publisher: W. H. Freeman
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Chapter 2, Problem 60Q
To determine
The reason for calling the Russian Revolution, which started on November 7, 1917, according to the modern calendar, the October Revolution in Russia. Also determine this date according to the Russian calendar at that time. Given that Imperial Russia did not use the revised calendar instituted by Pope Gregory, unlike Western Europe.
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There are 12 lunar months in a lunar calendar. The numbers of days of the lunar months differ by at most one day. The average number of days of a lunar month is approximately equal to the period of the lunar phase cycle. One year in a solar calendar is approximately equal to the period of the cycle of seasons. Which of the following can roughly keep a lunar calendar synchronized with a solar calendar?
a) Adding a thirteenth lunar month to 7 out of every 19 years.
b) Adding an extra day every 4 years.
c) Having an extra month with 5 days each year.
d) Skipping a lunar month every 7 out of 19 years.
how did you get the answers? asking for a clear solution and concise explanation
Show your complete and detailed solution.
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Chapter 2 Solutions
Universe
Ch. 2 - Prob. 1CCCh. 2 - Prob. 2CCCh. 2 - Prob. 3CCCh. 2 - Prob. 4CCCh. 2 - Prob. 5CCCh. 2 - Prob. 6CCCh. 2 - Prob. 7CCCh. 2 - Prob. 8CCCh. 2 - Prob. 9CCCh. 2 - Prob. 1CLC
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