The work done by a constant electric figid on an oloctron that is from to move is the work done by the SAME electric field on a proton that is face to move (assuming the same displacement) O .the same as ... O . the opposite sign as ... .. greator in magnitude than but the same sign as ... O .. kiss in magnitude than but the same sign as ... O .. greater in magnitude than but the opposite sign as ... O) .. less in magniftude than but the opposite sign as