Curvature of the Earth: Eight inches per mile squared?

Flat-Earthists ( see: Zetetic astronomy. Earth not a globe! an experimental inquiry into the true … from Samuel Birley Rowbotham) always claim that the curvature of the Earth is eight inches per mile squared. Sometimes Flat Earthers are taught that this is not the correct formula and that a sphere is not a parabola. That’s… Curvature of the Earth: Eight inches per mile squared? weiterlesen