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.
Chemistry: A Definition. Chemistry is the study of matter, including its composition, properties, and structure, how it changes, and how it interacts with energy. This is a pretty simple definition that sums up what is actually a complex and fascinating subject.