Here's my take on this.
(correct me if I'm wrong)
Scope of different branches of science:
1. Math: Math is the foundation of all sciences and is essential for analysis and modeling of complex systems. Math is used in economics, engineering, medicine, physics, computer science, and more.
2. Physics: Physics is the study of matter, energy, and the principles that govern their behavior. Physics is used in many fields, including engineering, mathematics, astronomy, and materials science.
3. Astronomy: Astronomy is the study of the universe, including stars, galaxies, and other planets. Astronomy is used in the study of the origins of the universe, the search for extraterrestrial life, and exploring the potential of space travel.
4. Chemistry: Chemistry is the study of the properties and behavior of molecules and their interactions. Chemistry is used in many fields, including medicine, engineering, materials science, and the environment.
5. Biology: Biology is the study of the natural world, including plants, animals, and microorganisms. Biology is used in many fields, including medicine, ecology, and conservation.
6. Psychology: Psychology is the study of the mind and behavior, including cognition, emotion, and personality. Psychology is used in many fields, including education, medicine, and business.
7. Cognitive science: Cognitive science is the study of mental processes and the structure and function of the brain. Cognitive science is used in the development of artificial intelligence, robotics, and in the understanding of human behavior.
8. Geography: Geography is the study of the Earth's physical features and how they interact with human systems. Geography is used in many fields, including environmental science, planning, and economic development.
9. Geology: Geology is the study of the Earth's physical and chemical history, including the structure, composition, and processes of rocks and the Earth's surface. Geology is used in many fields, including natural resource management, construction, and environmental science.
10. Computer science: Computer science is the study of computers, algorithms, and their applications. Computer science is used in many fields, including engineering, mathematics, and information technology.
This is just a brief overview of the scope of different branches of science. Each branch has many more specific subfields and applications, and the scope of science is continually expanding with new discoveries and innovations.