Definition of the horizontal component of the Earth's magnetic field strength: method. Instructions for labs. [DT Works by A. [ A. Chakak is a unique work that will become an indispensable assistant for students, graduate students and teachers engaged in the study of geophysics and the magnetic field of the Earth. In this edition, the author offers readers not only theoretical knowledge, but also practical recommendations that will help to better understand and master the method of measuring the horizontal component of the magnetic field. From the first pages of the book, the reader plunges into the fascinating world of geophysics, where science meets practice. A. A. Chakak explains in detail how to properly carry out laboratory work related to the measurement of the magnetic field He shares his knowledge on how to use various instruments and techniques to get accurate and reliable results. Each indication is accompanied by clear illustrations and examples, which makes the material available even to those who are just beginning their journey in this area. The book will be of particular interest to students and teachers of physics, geophysics and astronomy, as well as to anyone who is fond of studying nature and its laws. It is suitable both for self-study and for use in the educational process. Readers who are looking for practical advice and guidance will find in this edition a lot of useful information that will help them successfully cope with laboratory tasks. The topics raised in the book cover a wide range of issues related to the Earth's magnetic field. The author considers its influence on various natural processes, as well as on human life. Chakak focuses on the importance of precise measurements in geophysics and their importance for science as a whole. He emphasizes that understanding the Earth's magnetic field not only expands our knowledge of the planet, but also opens up new horizons in space exploration. Style A. A. Chakaka is clear and accessible, which allows the reader to easily assimilate even the most complex concepts. His previous works, such as "Methods of Geophysical Research" and "Fundamentals of Geomagnetism", have also been praised among the scientific community and students. In this book, the author continues to develop his ideas, offering readers new approaches and methods that can be applied in scientific practice. The book "Determination of the horizontal component of the strength of the Earth's magnetic field" is not just a textbook, but a real find for everyone who is interested in science and wants to deepen their knowledge in the field of geophysics. It can become a basis for future research and experiments, as well as a source of inspiration for new ideas and discoveries. If you are looking for quality literature that combines theory and practice, this edition will be an excellent choice. Do not miss the opportunity to expand your horizons and immerse yourself in the world of geophysics with the help of the book A. A. Chakaka . It will help you not only to understand the complex issues, but also inspire new scientific achievements.