Question

What is the name for 0 degrees longitude, from which all other longitudes are calculated?

a parallel

the equator

a degree

the prime meridian

Answer 1

Answer: D, prime meridian

Explanation: The prime meridian, which runs through Greenwich, England, has a longitude of 0 degrees. It divides the Earth into the eastern and western hemispheres. The antimeridian is on the opposite side of the Earth, at 180 degrees longitude.

Answer 2

The correct answer is the prime meridian. Thus, we can say that option d is correct.

Step-by-step explanation:

The prime meridian, marked by 0 degrees longitude, is a reference point from which all other longitudes are calculated.

It passes through the Royal Observatory in Greenwich, London, and serves as the starting point for measuring east-west coordinates on the Earth's surface.