Özet:

The aim of my research is to reveal the predictive relationship among adolescents' social media usage, loneliness and life satisfaction. Relational scanning model, which is a sub-type of general scanning model, is used in the study. The study group of the research is selected, through the appropriate sampling method, from the adolescents who study at different grades and in two different Anatolian Highvschools in Başiskele district of Kocaeli in the 2017-2018 academic year. The study group consists of 348 female and 252 male students. 600students participated in the study. In this study "Life Satisfaction Scale", "Ucla Loneliness Inventory" and "Social Media Attitude Scale" are used as data collecting device.  Structural Equation Modeling Analysis is conducted in the study. In addition, percentage and frequency calculations of the collected data are implemented through "SPSS18"packed programme. When the predictive relationships between adolescents loneliness levels and social media usage are examined, it is indicated that there is a positive directional relationship. When the predictive relationships of adolescents between the level of loneliness and life satisfaction are examined, it is indicated that there is a negative directional relationship.

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