A cart moving at collides and sticks to a cart that is initially at rest on a horizontal

PHYSICS · Subjective · AP · Physics 1: Algebra-based · Linear Momentum · Linear Momentum

Problem

0.40\,\text{kg}

cart moving at

2.5\,\text{m}\!\cdot\!\text{s}^{-1}

collides and sticks to a

0.60\,\text{kg}

cart that is initially at rest on a horizontal, frictionless track. Calculate the speed of the combined carts immediately after the collision.