Question

which longitude aparts earth into two parts ....????

Answer 1

Prime meridian : Zero degree longitude which divides the earth into two halves–Eastern andWestern hemisphere

hope it may help u
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Answer 2

Hey mate !!

Prime Meridian divide globe into Eastern and Western Hemisphere just like Equator divides the globe into Northern and Southern Hemisphere.

The Prime Meridian is at 0 degrees longitude just as the Equator is at 0 degrees latitude.

Hope it helps you : )