A digital bathroom scale is a type of electronic weighing machine, which is used to measure many readings including body fat, BMI, lean mass, muscle mass, water ratio along with body weight.
Physics is related to chemistry, in a way that physics is also concerned about how atoms and molecules react, or in other words, move, when subjected to pressure and another chemical. The fizzing, bubbling, and smoking of substances, we can apply the laws of physics to these. Physics can be associated practically with everything.
1 Plasma Physics-the study of matter in the plasma phase. 2  Quantum Electrodynamics-the study of how electrons and photons interact at the quantum mechanical level. 3  Quantum Mechanics / Quantum Physics-the study of science where the smallest discrete values, or quanta, of matter and energy become relevant.