Physics is the sub-divisional branch of natural science which deals with the nature and properties of matter and energy. It comprises the learning of matter and its motion and behavior through space and time, along with related concepts such as energy and force. Physics is covered wide and vast sources of energy, light, and forces such as mechanics, heat, light and other radiation, sound, electricity, magnetism, and the structure of atoms, etc. It is one of the most vital scientific divisions and the main aim of physics is to understand the working system of various forces.