What are the main stages of the scientific study of a natural phenomenon?

At the first stage of studying a natural phenomenon, it is directly observed. This is followed by the advancement of a hypothesis, its mathematical development, the consequences of which are verified by experiment, on the basis of which a physical theory is created.

Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.