Only one of them.
One if it is solid, two if it is hollow
There is 1 curved surface on a sphere
A sphere has one continuous curved surface.
1
A sphere has just one curved face.
One curved surface (two if it is hollow) and no edges.
One.One.One.One.
One if it is solid, two if it is hollow
1 really. You cannot denote any specific sides or faces as it has to be uniform to be a sphere
Yes.
It is curved
Sphere