{HEAD ~ The magnetic field} imparts {TAIL ~ little force} on the relatively heavy and slow moving positive ions but has a significant impact on the relatively fast moving, light weight electrons 
imparts
{ HEAD ~ The magnetic field } imparts { TAIL ~ little force } on the relatively heavy and slow moving positive ions but has a significant impact on the relatively fast moving , light weight electrons
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH