1. Overview of Physics and Fundamental Forces in Nature: Etymological Meaning of Science Comes from the Latin verb Scientia , which means ‘to know’ Origin Science is as old as the human species. From the 16 th century onwards, great strides were made in science in Europe. Definition Science is a systematic way of acquiring knowledge about the surroundings by careful observations and experimentations over a period of time. Steps Involved in a Standard Scientific Method Systematic observation Controlled experiments Qualitative reasoning Quantitative reasoning Mathematical modelling Prediction Verification or falsification of theories Nature of Science Science is ever dynamic. There is no ‘final theory’ in science. Modifications can be made in the established scientific laws. Understanding Physics and Physical World Physics It is a branch of science. Etymological meaning: Comes from a Greek word meaning ‘nature’ Definition: Study o