Both the peas and the steel balls are being affected by two forces: the peas by gravity pulling upon them and by the force with which they were originally propelled in horizontal trajectory;
(Both the peas and the steel balls; are being affected; by two forces: the peas by gravity pulling upon them and by the force) (the peas by gravity; pulling; upon them) (they; were propelled; T:originally)
Both the peas and the steel balls the peas by gravity they
are being affected pulling were propelled
by two forces: the peas by gravity pulling upon them and by the force
upon them
T:originally