You know that question how objects can be aerodynamical in 4D is non-sense if we're not threating 4D as another spatial dimension?
It's like talking about 3D.
2D object in 3D space is simply non-existing object.
It's like talking about 3D.
Paper IS NOT 2D. It's 3D. Real 2D object will not be air resistant because there will not be any molecules that will resist. Unless You know any 2D molecules in real life?We are 4D. don't forget time
A paper is less air-resistant with it's 2D side if you have a hole in it.
2D object in 3D space is simply non-existing object.