## Physics for Scientists and Engineers: A Strategic Approach with Modern Physics (3rd Edition)

(a) $p = 45,000~N~s$ (b) $p = 8.0~N~s$
(a) $p = mv$ $p = (3000~kg)(15~m/s)$ $p = 45,000~N~s$ (b) $p = mv$ $p = (0.200~kg)(40~m/s)$ $p = 8.0~N~s$