Q3. What are the lines of Longitude?
Ans.
Lines of Longitude are Imaginary Vertical
lines, running North to South. They meet at both the Poles.
*(Why do they call Meridians?)
These lines are called meridians because they join the places that have midday at the same time.
(For a long answer)
Length of all meridians are equal.
There are a total of 360 Longitudes.
That is numbered 0 to 180 degree East in Eastern Hemisphere and 0 to 180 degree West in Western Hemisphere.
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