Convert barleycorn to zeptometer
Selected category: length.
Definition and details for barleycorn:
Barleycorn is an old English unit of distance equal to 1/3 inch or about 8.47 millimeters. In farming societies was very common to use seeds as units of length. Barley was a basic crop in England. So barleycorn was a useful unit.
Definition and details for zeptometer:
Zeptometer (zm) is a metric unit of distance equal to 10-21 meter.