Standardühik
Standardühik is a German term that translates to "standard unit" in English. It refers to a defined quantity of a physical property used as a reference for measurement. These standard units form the basis of measurement systems and ensure consistency and comparability of results across different locations and times. For example, the meter is the standard unit of length, the kilogram is the standard unit of mass, and the second is the standard unit of time.
Historically, standard units were often derived from natural phenomena or physical objects. However, modern scientific practice