A fold is when an object, normally a flat and thin one, is bent and part of the object placed on top of the rest of it. You can fold paper, cloth, omelets, sheet metal, carpets, etc. etc.In...
A Fault-Block mountain is shaped like a block and a Folded Mountain is shaped like a folded piece of paper. Also a difference is that a fault-block mountain is along a fault and a folded Mountain was...