Technically, and there isn't an upper and lower half of the world, although maps seem to suggest that. However, there is a northern half and a southern half. These are separated by an imaginary line called the Equator.
it is important because it divides earth into 2 equal halves.
prime merideane and equator The equator divides the earth into two equal halves.
The Equator is the parallel that divides the Earth into two equal halves - the Northern Hemisphere and the Southern Hemisphere. It is located at 0 degrees latitude.
The Equator divides the Earth into two equal halves, the Northern Hemisphere and the Southern Hemisphere.
equator
The Equator...
equator
The equator divides the earth into two hemispheres, northern and southern. Its latitude is 0 degrees.
great circle
That question is a ture statement. whew
The Equator is a horizontal line that circles the earth, splitting it into the northern hemisphere, and the southern hemisphere.
diameter