Question

define force state its si unit

Answer 1

a push or pull acting on an object is called force. it serves many effects
the SI unit of force is NEWTON (N)

Answer 2

The SI unit of force is the newton, symbol N. The base unitsrelevant to force are: the metre, unit of length, symbol m, the kilogram, unit of mass, symbol kg, the second, unit of time, symbol s.