Examples: 1) A car is traveling 40 m/s at 20o west of south. What are the horizontal and vertical components of the car’s velocity. Write your answer in vector form. y x v vy q vx 2) A person walks 10 m at 15o N of E, then walks 30 m at 35o W of N. Determine the displacement of the person. y q2 D D2 q D1 q1 x from –x – axis or
Dot Product (Scalar Product) This product of two vectors results in a scalar quantity. You multiply one vector by the component of the second vector that is parallel to the first vector.