The most important issues of classical and modern physics are considered in . For those engaged in self-education, in addition to the program material, questions that make up the leading edge of physical science are included (for example, the modern classification of elementary particles, the quark model of hadrons) . For students of different types of secondary schools: secondary schools, technical schools, SPTU, who intend to continue to enter higher education institutions of various profiles and different forms of education (day, evening and correspondence) . will be useful to teachers of all types of secondary educational institutions, as well as industry workers who are faced with physical problems by the nature of their activities.