It is simply an agreed upon reference point. It is arbitrary, and in the past each country defined its own. French sailors, for example, used a prime meridian that ran through Paris. Great Britain's dominance of the seas is probably the reason that the Greenwich Meridian came to be so widely accepted as the standard reference.
The Prime Meridian is the starting point for measuring distance both east and west around the earth. It is the line of 0 longitude.
It is a line from the North Pole to the South Pole that passes through Greenwich, England.
The Prime Meridian is at zero degrees longitude and every possible latitude.
The point at which the equator (0° latitude) and the Prime Meridian (0° longitude) intersect has no real significance but it is in the Atlantic Ocean, about 380 miles (611 kilometers) south of Ghana and 670 miles (1078 km) west of Gabon.Source: About.com
The prime meridian in located at 0 degress longitude, and passes through Grenich, England.
its either 180 degrees latitude, 0 degrees latitude, or 0 degrees longitudethe answer is 0 degrees
The longitude of every point on the Prime Meridian is Zero.
The Prime Meridian is zero degrees longitude.
0 degree longitude is is called the Prime Meridian.
The point at which the equator (0° latitude) and the Prime Meridian (0° longitude) intersect has no real significance but it is in the Atlantic Ocean, about 380 miles (611 kilometers) south of Ghana and 670 miles (1078 km) west of Gabon.Source: About.com
The Prime Meridian is at zero degrees longitude and every possible latitude.
The prime meridian in located at 0 degress longitude, and passes through Grenich, England.
The longitude of the Prime Meridian, by international definition and agreement, is zero (0°). .Every point on the Prime Meridian has a different latitude, and every latitude on Earthhas a point on the Prime Meridian.
the prime meridian(:
Prime meridian
its either 180 degrees latitude, 0 degrees latitude, or 0 degrees longitudethe answer is 0 degrees
The longitude of every point on the Prime Meridian is Zero.
the prime meridian
The Prime Meridian