A compound
SI unit, the Newton is the unit of
force, defined as the amount of force required to accelerate
? a one
kilogram mass at a rate of one
metre per
second per second.
It is also the unit of
weight, as weight is the force acting between two objects due to
gravity.
It is named after
Sir Isaac Newton in recognition of his work on
gravity.
See also Apple Newton, a PDA from Apple Computer.