What is Persistence Of Vision

Persistence of vision is a collection of pictures moved fast, when the images are moved fast, the brain is tricked into thinking they are somehow connected, his make the images seem moving to your eyes.

                    Zoetrope -

  
The zoetrope is a mechanism made out off a hollow inside circle, when you spin the wheel, and look through the slits it creates an illusion of animation. The slits on the side stop the image from blurring whilst spinning, because the images are spinning so fast, it confuses the brain into thinking that the images are connected, making the brain link them together.