How much inappropriate content is in the movie Avatar?

The 2009 science fiction film Avatar is rated PG-13 for intense epic battle sequences and warfare, sensual nudity and language. While there is some violence in the film, it is not overly graphic or gratuitous. There is also some brief nudity, but it is not explicit. The language in the film is not particularly strong, but there are a few instances of profanity. Overall, Avatar is a fairly family-friendly film, although it may not be suitable for younger children.