Geographical Grid is of two types--1.Latitudnal Lines2.Longitudnal Lines.These lines are drawn on the globe which makes us easy to locate places and time!
globe
72 number of meridians can be drawn on the globe at 5 degree interval
grid
They both allow you to locate a place on either a world map or a globe.
Intersecting lines drawn on a globe are typically latitude and longitude lines. Latitude lines run east-west and measure degrees north or south of the equator. Longitude lines run north-south and measure degrees east or west of the Prime Meridian. Their intersections pinpoint specific locations on Earth and are used for navigation and mapping.
510,065,600 or, 5.1x10 to the 8th power.
James Wilson..
A frame work of lines of longitude and latitude on a globe or a map.
grid
They comprise a grid that helps to find locations on a globe.
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