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A meridian is an imaginary north-south line on the Earth's surface that connects both poles. Learn about the prime meridian, longitude, latitude, and how meridians are used in timekeeping and clock faces.
- Greenwich meridian | Definition, History, Location, Map, & Facts
Greenwich meridian, an imaginary line, last established in...
- prime meridian - Kids | Britannica Kids | Homework Help
Scholars. The prime meridian divides Earth into the Western...
- Greenwich meridian | Definition, History, Location, Map, & Facts
Meridians run between the North and South poles. In geography and geodesy, a meridian is the locus connecting points of equal longitude, which is the angle (in degrees or other units) east or west of a given prime meridian (currently, the IERS Reference Meridian). In other words, it is a line of longitude.
19 de oct. de 2023 · The prime meridian is the line of 0° longitude, the starting point for measuring distance both east and west around Earth. It is arbitrary, but agreed internationally to be the meridian passing through Greenwich, England.
A prime meridian is an arbitrarily-chosen meridian (a line of longitude) in a geographic coordinate system at which longitude is defined to be 0°. Together, a prime meridian and its anti-meridian (the 180th meridian in a 360°-system) form a great circle.
31 de ago. de 2018 · The prime meridian is the imaginary line that divides the world into east and west and starts the universal day. Learn how it was chosen, how it affects time zones and maps, and what are some alternative meridians in history.
