90 degrees is the steepest possible drop. (And lots of coasters have that.) Anything beyond that actually becomes less steep.
If you had an inverted vertical loop that was taken upside down, would that then be a 360 degree 'drop'?
90 degrees is the steepest possible drop. (And lots of coasters have that.) Anything beyond that actually becomes less steep.
If you had an inverted vertical loop that was taken upside down, would that then be a 360 degree 'drop'?