The manual is a summary of lectures on physics, consists of three parts and covers all topics of the physics course .. The first part contains the topics: physical foundations of mechanics, molecular-kinetic theory and thermodynamics. The manual complements the content of lectures given in the classroom and can be used for independent work of students both in preparation for exams and tests, and in solving problems and tests . Particular attention in the creation of the manual was paid to the clarity and consistency of the presentation, detailed mathematical conclusions, so that the material is understandable and accessible even for students with insufficient school preparation. The material is presented in the amount of minimum required for both a bachelor's student and a specialist, in accordance with the working programs of technical specialties .