Burning of fuels done by combustion by addition of oxygen
3 lithium ions bond to one nitrogen ion.
Scientists use models to study atoms because so they can prove that their experiment(s) are right/make sense. :)
Answer:
The process of sowing seeds manually called broadcasting or manual sowing. Broadcasting is a method of sowing by scattering seeds all over the prepared soil surface. Crop seeds like wheat, paddy, methi, coriander etc. are sawn in this method.