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The international date line is measured approximately from the 180 degree median longitude line. This is an arbitrary line that determines when a date change takes place within the day.

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What meridian forms the International Date Line?

The International Date Line roughly follows the 180th meridian.


The international date line roughly follows which meridian and why does it vary from that meridian in places?

Greenwich


Is the international date line a parellal or a meridian?

The IDL roughly follows the meridian of 180° longitude.


Is the international date line a Parellel or meridian?

It roughly follows the meridian of 180° longitude.


What imaginary line runs through the north pole and the south pole and roughly follows the 180 meridian?

The international date line.


What is the Imaginary line that runs from the North pole to the South pole and roughly follows the 180Th meridian called?

The International Date Line or axis


What imaginary line runs from the north to the south pole and roughly follows 180th medrian and is the place where day begins?

The International Date Line.


What imaganary line was drawn down the middle of the pacific?

The international date line roughly follows the 180o meridian down the middle of the pacific ocean.


Is the international date line palline or a meridan?

The International Date Line is an imaginary line that roughly follows the 180-degree meridian. It is not a "palline" but rather a geographic marker used to indicate where one calendar day ends and another begins.


What is the name of the line of longitude where one day ends and another begins?

The line of longitude where one day ends and another begins is called the International Date Line. It roughly follows the 180° meridian in the Pacific Ocean and marks the transition between calendar days.


What line on earths surface marks where the date change?

The International Date Line which is located in Grenwich, England.


What does the international date line follow?

Mainly the 180 degree line.