because the earth is separated into 24 time zones.
http://en.wikipedia.org/wiki/Time_zones
If place A was to the East of place B the time at place A would be ahead of place B.
local timeThe time of a place when the midday sun is overhead is called local time.It changes from place to place.The place on the same longitude has the same local time.standard time The local time of the standard meridian of a country is called standard time.It remains same for that particular country.the place on the same longitude has the different standard time.The main difference between local time and standard time is, the local time changes from a place to place, but the standard time remains fixed for the particular country. As per local time, the place/location on the same longitude will have the same local time, but as per the standard time the place on the same longitude will have different standard time.
Place A is ahead of Place B if when going east from Place B you get to Place A before you get to the International Date Line.
Place A is ahead of Place B if when going east from Place B you get to Place A before you get to the International Date Line.
Place A is ahead of Place B if when going east from Place B you get to Place A before you get to the International Date Line.
Local weather.
Workers comp laws differ from place to place. Check with your place of work to see if they have any information. Failing that, talk to your local law offices or with an insurance company like Aflac.
Check with your local government for building permits...it may differ from place to place.
Rules and guidelines differ from place to place. To find out if you are qualified and to learn about guidelines and income limits for your area, contact your local DHS office.
Example: Paris (place A) is ahead of time than London (place B), because sunrise occurs earlier in Paris.
Sunrise can differ from place to place. There is a site called zmanim.com which will calculate sunrise for you based on typing in your zip code.
LOCAL TYM OF A PLACE IS FIXED WITH REFERENCE TO THE APPARENT MOVEMENT OF THE SUN. eg. where the sun is over head in the sky it is mid day or 12 noon..