Physics Fundamentals in Physical Science

Physical Science is an area of study that deals with the physical phenomena around us in our world. It includes various disciplines such as Physics, Chemistry, Astronomy, and Biology. Here we will focus specifically on Physics, which is one of the most fundamental branches of physical science.

Physicists study matter and energy, including their interactions and transformations. They investigate how these things change over time and why they act the way they do. A physicist might ask questions like 'How does electricity work?' or 'What makes planets move through space?' These scientists develop theories using mathematical models and laboratory experiments to explain what they observe in nature. For example, Isaac Newton's theory of gravity explains planetary motion and the law of universal gravitation. Similarly, Albert Einstein's general theory of relativity describes how massive objects affect spacetime.

Physics involves many different fields and concepts, so it can be broken into several areas of study: mechanics, thermodynamics, electromagnetism, quantum mechanics, nuclear physics, astrophysics, etc.. Some common points within each field could be forces acting upon an object, temperature changes caused by heat transfer, magnetic attraction between wires, subatomic particles, celestial bodies orbiting around the sun, etc.

The process of discovery in physics often starts from observation and experimentation. Scientists create theories based on their observations, then test them rigorously in labs before publishing those findings in scientific journals. This helps other researchers understand what has been discovered and build off of those results. Physics also uses math heavily; equations help physicists describe relationships among variables in the real world.

In summary, physical science is large and complex, but its central theme revolves around understanding our natural universe. Within this realm, physics stands out because it emphasizes experimental methods, theoretical frameworks, and quantitative descriptions of reality. As new technologies and discoveries emerge, so too will advances in our knowledge of physical processes and the ways that they operate.