text: physics homework help? i have no idea what to do. can someone please help me? the question: what is the average force exerted by a shot-putter on a 7.0 kg shot if the shot is moved through a distance of 2.8 m and is released with a speed of 13m/s? force=mass*acceleration if the release velocity is v and the accelerationa and the distance is s then v^2=2as 169=2a*5.6 a=169/11.2 force=7*(169/11.2) =169/1.6=10.5625 newton