The National Identity is the feeling of belonging and commitment to the National community and if it is accompanied by different aspects of knowledge, the feeling of faithfulness to its components as well as unity and interrelationship among members of society will be added. This research aims to studyding the effects of cultural-scientific usage of media on finding the identification of teenagers which has been done through measuring method and using the questionnaires, interviews, and cluster and simple random sampling among 348 senior students of high schools in regions 3, 5, 8, & 16 of Tehran.
Moreover to national identity and cultural-scientific usage of media, the research variables are based upon the adopted model of Giddens ideas including human relationships, fundamental trust, intellectual ability and democratic relationships.
The data have been analyzed using of comprehensive and descriptive statistical methods. Upon information processing, the results of research show that the average of national identity among students is %84.23. Identification among boy and girl groups and among different fields and regions of education did not show any meaningful differences. Cultural-scientific usage variables of Media with coefficient %23, intellectual ability with coefficient %18, directly and indirectly, and human relationship with coefficient %19, directly, and democratic relationships, with coefficient %34, indirectly, have influenced the national identity of teenagers.