Motion blur is frequently used to show a sense of speed. You can achieve this effect in a usual scene using slow shutter speeds. You may want to take a look at resources provided in the end of the article — they show how one can add the motion blur effect in photos.
You can see motion blur to some extent in almost every film and TV program. It is likely, however, that you will not notice it. Like many artifacts of photography, you only usually notice it’s absence, and it’s presence gives an air of realism. We made a beautiful Collection of motion and blur photography for our readers. Hope you all like it.