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Solar calendar: Quiz


Question 1: ________ may be regarded as solar calendars, although their dates additionally indicate the moon phase.
Lunisolar calendarByzantine calendarIslamic calendarGregorian calendar

Question 2: Calendars that are not solar calendars include the ________, which is a purely lunar calendar and calendars synchronized to the synodic period of Venus or to the heliacal risings of stars.
TimeIslamic calendarGregorian calendarJulian calendar

Question 3: The duration of the mean calendar year of such a calendar approximates some form of the tropical year, usually either the ________ or the vernal equinox year.
Tropical yearLongitudeUniversal TimeTime

Question 4: A solar calendar is a ________ whose dates indicate the position of the earth on its revolution around the sun (or equivalently the apparent position of the sun moving on the celestial sphere).
Islamic calendarJulian calendarGregorian calendarCalendar

Question 5: If the position of the earth in its orbit around the sun is reckoned with respect to the ________, the point at which the orbit crosses the celestial equator, then its dates accurately indicate the seasons, that is, they are synchronized with the declination of the sun.

Question 6: If the position of the earth (see above) is reckoned with respect to the fixed stars, then the dates indicate the ________ near which the sun can be found.
Astrological signSolsticeWestern astrologyZodiac

Question 7: The ________ is a religious calendar used by adherents of the Zoroastrian faith, and is an approximation of the tropical solar calendar.
Gregorian calendarZoroastrian calendarIranian calendarIslamic calendar

Question 8: Every one of these calendars has a year of 365 days, which is occasionally extended by adding an extra day to form a ________, a method called "intercalation", the inserted day being "intercalary".
Islamic calendarGregorian calendarLeap yearJulian calendar


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