Classic mechanics was the foundation of physics and the basic theory that described natural phenomena. It has an important position and role in modern scientific theory and modern historical development, mainly in the following aspects: 1. To provide basic laws: classical mechanics is the basic theory describing natural phenomena and provides the necessary foundation for other scientific theories. For example, electromagnetics, energetics, quantum mechanics, and other scientific fields all relied on the basic laws of classical mechanics. 2. Explain natural phenomena: classical mechanics can explain many natural phenomena, such as Newton's mechanics can explain the law of motion of objects, the theory of relativity can explain the relationship between the mass and energy of objects. These explanations provided an important foundation for the development of other scientific theories. 3. To promote scientific progress: The development of classical mechanics has promoted the progress of modern science. For example, Einstein's theory of relativity was a further development and improvement of classical mechanics. It provided a more accurate theory for describing the motion of objects. 4. Impact on historical development: classical mechanics also has a profound impact on the development of modern history. During the industrial revolution, the application of classical mechanics promoted the development of machine manufacturing and the industrial revolution. In addition, classical mechanics was also widely used in literature and film. The classical mechanics played an important role in modern scientific theories and modern history. It provided an important foundation for the development of other scientific fields and historical events.