apparent motion is when an object appears to move relative to another object 's position
apparentness is not obviousness. animate_object has ability_to_move_itself moving is action_on_object. moving is not action_on_object. animate_object has not ability_to_move_itself apparent_motion is not optical_illusion. motion is change. apparentness is obviousness. passing is propelling_object. apparent_motion is optical_illusion.