Our skin is very sensitive, changes on situations and environment conditions. Every person in our world like to have very beautiful soft skin, most of them are girls, of course! Have you ever think about measure or comparison of our skin? suck like there any devices or instruments or soft-wares available to check out our … More Is it possible to measure softness of our skin?
We measure some physical or non-physical quantity by the mean of some output results. This output results express in some units. For example we usually measure length in millimeter or meter or kilometer. But in a standard manner, every individual type of measurement express in unique fundamental unit. According to SI standard,we have seven basic … More What is seven fundamental units of Measurement ?