Question

which meridian is known as the time meridian?
which meridian roughly shows the date line?
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Answer 1

Answer:

01: Green Wich meridian

02:

The International Date Line, established in 1884, passes through the mid-Pacific Ocean and roughly follows a 180 degrees longitude north-south line on the Earth. It is located halfway round the world from the prime meridian—the zero degrees longitude established in Greenwich, England, in 1852.