These repeated figures show motion because they start off walking and then begin to run and jump. 

This painting shows the the bike is moving and the guy is riding it.

This has many different visual perspectives.  The image shows the face at a side view with the body parts on the side of her face.

This adds a dramatic, dynamic touch to the image.  It is pointed directly at the viewer.

Linear perspective is a mathematical system for projecting the apparent dimensions of a
sculptural object onto a flat surface.