the prime meridian , which is located at _____, opposite of the prime meridian

Question

the prime meridian , which is located at _____, opposite of the prime meridian
the international date line is located at______ changes by one day.

the prime meridian 
this great circle divides the earth(sphere) into _____ hemispheres: _____ hemisphere and _____ hemisphere

GPT-4o mini · Answer

The Prime Meridian is located at **0 degrees longitude**, and the International Date Line is located at approximately **180 degrees longitude**, where the date changes by one day. The Prime Meridian is a great circle that divides the Earth (sphere) into **two** hemispheres: the **Eastern Hemisphere** and the **Western Hemisphere**.