Equations used for Momentum Test

Ft=mv

p=mv

m_{b *} v_b = m_{a *} v_a

m₁* v₁ + m₂* v₂ = m₁* v₁' + m₂* v₂'

m₁* v₁ + m₂* v₂ = (m₁ + m₂)* v'₁₊₂