What are five aspects of the French culture?

It depends on which French Culture you mean, there is obviously France-French, but also French-Canadian, and other various regions that are predomintly French.

To answer your question regarding France, 5 aspects of their culture could include,

-food (french onion soup, baguettes, croisants, etc.)

-fashion

-language

-music

-architecture ( the Louvre is located in Paris)