June 5, 2009, 12:33pm. Someone else's is correct if you are referring to an item that belongs to someone else. E.g., This is someone else's blog entry.. The correct plural for passer-by is passers-by. This is because the word by is being used as an adjective modifying the noun passer. The noun is the word that is being pluralized.
It is the longest, sunniest day of the year. December 21 marks the day when the Earth is turned the farthest from the Sun. This is known as Winter Solstice. It is the shortest, darkest day of the year. The four seasons are spring, summer, fall and winter.
A solar year is the time that it takes the earth to complete one  cycle around the sun. The year is the time taken by earth to  complete a cycle around the sun which takes aâ¦bout 365.25 days.   So, a calendar year is 365 days and 1 quarter. Every Leap Year  (once in 4 years) there is an extra day in February.    A year technically is the time taken for a planet to make one orbit  of the sun. At that rate, an Earth year is shorter than a Mars  year, which is 687 days at a 24 hour day.