بلقاسم, جقاوة2023-01-082023-01-082022https://dspace.univ-ghardaia.edu.dz/xmlui/handle/123456789/5157This study aimed to identify the manifestations of psychological alienation and its relationship to self-efficacy among secondary school students, at Shazli Bin Jadid Sebseb High School, where the sample consisted of (145) male and female students, and a measure of psychological alienation was used by Dr. Statistical processing was done by the package (SPSS22.0). The study reached the following results: There is a relationship between psychological alienation and self-efficacy among adolescents who use social media. There are no statistically significant differences in the degrees of psychological alienation due to the two variables (gender and educational level). There are no statistically significant differences in the degrees of self- efficacy due to the two variables (gender and educational level).الإغتراب النفسيفاعلية الذاتمواقع التواصل الإجتماعيالمراهقينThesis