Chemical Model Animation of O2 being Broken Up and Reforming as O3
on April 9, 1999
Ozone is formed when high energy ultra-violet radiation from the sun breaks apart molecular oxygen. An oxygen atom then combines with an oxygen molecule producing a new molecule with three atoms of oxygen, ozone.
Video slate image reads, "The Upper Atmosphere Research Satellite Chemical Model Animations Showing the molecule O2 being broken (released) by high intensity UV photons and joining another O2 molecule forming the molecule O3 (Ozone)".