Measurement is the quantification of attributes of an object or event, which can be used to compare with other objects or events. [1][2] In other words, measurement is a process of determining how large or small a physical quantity is as compared to a basic reference quantity of the same kind. [3]
We measure time using seconds, minutes, hours, days, weeks, months and years. There are lots of other things we can measure, but those are the most common. There are two main "Systems of Measurement": Years ago people came up with standard length measures, but they didn't all agree on one system.