Kilometres Per Hour - Notation History

Notation History

Several representations of "kilometres per hour" have been used since the term was introduced and many are still in use today. For example, dictionaries list "km/h", "kmph" and "km/hr" as English abbreviations and the SI representations are 'km/h', 'km h-1' and 'km·h-1' and are classified as symbols.

Read more about this topic:  Kilometres Per Hour

Famous quotes containing the word history:

    Racism is an ism to which everyone in the world today is exposed; for or against, we must take sides. And the history of the future will differ according to the decision which we make.
    Ruth Benedict (1887–1948)