As defined already, the force that produces 1 m/sec 2 acceleration on 1 kilogram mass is called as 1 Newton. This unit is recognized as SI unit. Since, forces are also measured in other types of units, a necessity arises to express all such units in equivalent to Newton unit of force.
AS stands for Associate of Science, a 2-year degree.
  The common abbreviation used for about is abt. but there is no abbreviation for on as it is too short to need one. The common abbreviation used for about is abt. but there is no abbreviation for on as it is too short to need one.