Greenwich, England; because the British were the first to formalize longitude as a measure of east-west position.
No
No. Argentina is in South America, an ocean away from the Prime Meridian.
The Atlantic Ocean
London
Neither. Ireland is north of the equator and west of the prime meridian.
The Prime Meridian is a line of longitude (0°). It goes through every north or south measurementbetween the north pole and the south pole, and no other lines of longitude cross it.
The Prime Meridian and the 45th Meridian West pass through Greenland.
The prime meridian passes through Greenwich, England.
The prime meridian intersects the continents of Europe, Africa and Antarctica.
The Prime Meridian traverses several countries in Europe and Africa, as well as the Antarctic continent. If the question refers to 'states' of the USA, then the Prime Meridian doesn't touch any of them.
The prime meridian passes through Greenwich, England.
The country it runs through mainly France but it runs through Spain and England, if tested or u have homework on this topic go with the answer: France its a main pass through in the Prime Meridian. ;-]