scene / seen are similar-sounding terms with different meanings (referred to as homophones). To better understand the differences, see below for definitions, pronunciation guides, and example sentences using each term. 👇
scene: (noun) the place where some action occurs. (noun) an incident (real or imaginary). (noun) a consecutive series of pictures that constitutes a unit of action in a film. (noun) a subdivision of an act of a play. (noun) graphic art consisting of the graphic or photographic representation of a visual percept.
seen: (verb) perceive by sight or have the power to perceive by sight. (verb) deem to be. (verb) be careful or certain to do something; make certain of something. (verb) go to see for professional or business reasons. (verb) go to see for a social visit. (verb) receive as a specified guest. (verb) see and understand, have a good eye. (verb) deliberate or decide. (verb) observe as if with an eye. (verb) accompany or escort. (verb) match or meet.
scene: s·IY·n
seen: s·IY·n
(Examples are Wikipedia snippets under the CC ShareAlike 3.0 license. Definitions drawn from WordNet.)