Meridian lines can be used to measure time zones. They split Earth into different time zones.
Meridian
The lines of longitude are also known as a meridian line.
prime meridian
The longitude of a location is its angle east or west of the Prime Meridian.
East to west
Vertical lines parallel to the prime meridian are lines of longitude.
Meridian
The lines to the left of the prime meridian are negative.
shapes
meridian lines
The lines of longitude are also known as a meridian line.
prime meridian
The longitude of a location is its angle east or west of the Prime Meridian.
East to west
The only lines that can run parallel to the Prime Meridian on any map are other meridians of longitude, and the only map on which they can be printed parallel to it is a Mercator Projection. They are not really parallel to the Prime Meridian.
Longitude lines. They are also called meridians.
Meridian