Question

What is prime meridian

Answer 1

A prime meridian is a meridian in a geographical coordinate systemat which longitude is defined to be 0 degree.

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Answer 2

The prime meridian is the line drawn north to south at 0° (0 degrees) longitude. Credits: NASA. an imaginary line on Earth that passes north to south through the Greenwich Observatory in London, England. Sentences: The prime meridian divides Earth into the Eastern Hemisphere and the Western Hemisphere.

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