Which is the widest section of the earth?
Earth mainly consists of four layers namely crust, mantle, outer core and inner core.
Widest of all the layers of earth is Mantle which is 1800 miles thick.
Mantle is composed mostly of silicate rocks rich in magnesium and iron. It is found beneath earth’s crust. The temperature of this layer is 1600 degrees Fahrenheit at the top to about 4000 degrees Fahrenheit near the bottom