the revolution of the earth around the sun
No. A light-year is a measurement. A light year is a distance measurement based on how far light travels in a year.
No, a lunar year is shorter than a solar year. A lunar year is based on the time it takes for the moon to orbit the Earth, which is about 354 days. In contrast, a solar year is based on the time it takes for the Earth to orbit the sun, which is about 365 days.
It's all up to you. [See related question] A solar year is based on the Earths orbit around the Sun, whereas a lunar year is based on the cycle of the Moon. Mainly used now in Islamic calender's.
Standard solar time
they are a formal region. there are actual boundries that make it, they arent changing year to year and arent based on culture. so there formal.
The Chinese year is based on Animals
It's not based on the year... it's based on the month and it is February. Or it can be Jan.
year.
from 2505 to 2730
There is no exact year, but the obvious thing is that it is in the future.
2035
a solar year
A tropical year, which is a year based on season and is about 20 minute shorter than a sidereal year (based on localization of star).
IQ is not based on age, it's based on intelligence.
Most University 'years' are based on starting in September (fall semester) and ending in the Spring semester (either May or June). The University year starts with the year of the Fall semester.
2005-2009
the Victorian era