## College Physics (4th Edition)

The units of momentum are $\frac{kg \cdot m}{s}$
Let $u$ be the units of momentum. Then; $\frac{u^2}{kg} = \frac{kg~m^2}{s^2}$ $u^2 = \frac{kg^2~m^2}{s^2}$ $u = \sqrt{\frac{kg^2~m^2}{s^2}}$ $u = \frac{kg \cdot m}{s}$ The units of momentum are $\frac{kg \cdot m}{s}$.