Decades: 1440s BC 1430s BC 1420s BC 1410s BC 1400s BC - 1390s BC - 1380s BC 1370s BC 1360s BC 1350s BC 1340s BC
Significant People
... and Measures (CGPM) in 1960. It is defined as the amount of force required to accelerate a one kilogram mass at a rate of one meter per second per second. Its ...