Question

How is earth grid useful to us?

Answer 1

The imaginary lines ,i.e, the parallels of latitude and meridians of longitude , which are the grid lines of the earth help us to locate a particular place on the surface of earth more easily and correctly.

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Answer 2

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Long before astronauts travelled into space,people had to guess about earth's shape.Some astronauts thought that earth's shape was flat.Others thought that it was like disc.However no one gave proof about it.That is until ancient Greek Geographer came along.They's were some of the first scientists to figure out the shape of our planet.These geographers used mathematics and their observations to design the first globe.These globes were the first models of Earth.

Earth has a geographical grid.This grid is found on the globes and on flat maps.It is pattern of horizontal and vertical lines.These lines intersect at the coordinates.Geographers use these coordinate to locate the places on Earth,on maps and on Globes.The vertical lines are called Lines of Longitude or Meridian.Lines of latitudes or parallels are the horizontal lines.These lines popularly known as grid and help us to locate any place on the globe or on a flat map.

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