15.28: On a frictionless horizontal surface, two bodies make ahead-on colli
yfx;tn+ 7dhplb 7lig ie+e1b ; : uuix.r0n4f-sion and stick together. Body 1 has a mass of 3.5 kg and initially moves to the right with speed 7.0 m/s. Body 2 initially is at rest. A graph of the force exerted onto Body 2 from Body 1
bten10uhixyr7x+u.fgenbl i pf4+:i ; d-l7; during the collision is shown.
How much kinetic energy was transformed to other kinds of energy from the collision?