Question

What divides the Earth into eastern and western hemispheres?

Answer 1

Prime Meridian divides the earth into eastern and western hemispheres.

Prime meridian

• The meridian, which passed through Greenwich, where the British Royal Observatory is located. This meridian is considered as the Prime Meridian.
• Its value is 0° longitude and from it, we count 180° eastward as well as 180° westward. The Prime Meridian and 180° meridian divide the earth into two halves, the Eastern Hemisphere and the Western Hemisphere