Questions and tasks are given, the content of which reflects the history of the development of physics. They will allow the reader to walk the path that physical science took in the person of its outstanding representatives. The material of the manual is as consistent as possible with the school curriculum and is presented in a form that is understandable to students. All questions and tasks are provided with answers, solutions or instructions for solving. For physics teachers. It will be interesting for schoolchildren, students of lyceums, gymnasiums, students of physical specialties of universities, as well as everyone who is interested in physics and the history of its development.