Physics

Introduction The Big Bang Theory and expansion of the universe form the foundation of modern cosmology. This theory explains how the universe began, how it developed in its earliest stages, and how it continues to evolve today. According to this framework, the universe originated from an extremely hot and dense state and has been expanding … Read more

Introduction Thermodynamics is a foundational area of physics that explains how energy moves and transforms within physical systems. The concept of thermodynamics and energy transfer is central to understanding natural processes, technological advancements, and biological systems. It connects heat, work, and energy in a unified framework that guides scientific reasoning and engineering design. As industries … Read more