# Conservation of Momentum in Inelastic Collisions

1. ### kevina

10
Can someone explain to me the vector nature of momentum in a case where two objects collide and stick together?

### Staff: Mentor

$$m_1\vec{v}_1 + m_2\vec{v}_2 = (m_1 + m_2)\vec{v}_f$$

Last edited: Oct 5, 2007
3. ### kevina

10
Yes! I remember seeing that link once before. I was looking for it but couldn't find it. Thanks Doc Al. :)