This preferred direction of spin might be due to one of two reasons: either our entire universe exists in a black hole, or ...

“Counterclockwise rotation” refers to a variant in which the transition is “early,” occurring at or before lead V 3, whereas “clockwise rotation” is a variant in which the transition ...

Rotate the rectangle ABCD 90° clockwise about the point (0,-1). Each corner of the image A'B'C'D' is the same distance from the centre of rotation as the original shape.