All meridians are the same in length, but the main one was chosen among them. What is the name of this meridian?

So, the most “main” is called the Greenwich meridian. One cannot but say that this particular meridian is considered to be the origin of longitude in several “types” of coordinates. So, it can rightfully be called the “main” meridian of our vast planet.



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.