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## Homework Statement

Two balls collide in a perfectly elastic collision. Ball 1 has a mass of 3.5kg and is initially travelling at a velocity of 5.4m/s

. It collides head-on with stationary ball 2 with mass 4.8kg. Determine the final velocity of ball 2.

Given: m1=3.5kg

v

m2=4.8kg

v

See attached pictures

See attached pictures
. I don't know how to solve the problem beyond what I've already done. I'm stuck.

Given: m1=3.5kg

v

_{i1}=5.4m/sm2=4.8kg

v

_{i2}=0m/s

## Homework Equations

See attached pictures

## The Attempt at a Solution

See attached pictures