Gabby walked in a straight line from a starting position of 400 meters to a finish position of 800 meters at a constant speed of 1.35 m/s. How long did it take her? A.10.6 minutes
B.6.7 minutes
C.4.9 minutes
D.2.3 minutes

Abird flies directly overhead from where you stand at an altitude of 300.0 m and at a speed horizontal to the ground of 20.0 m/s. the bird has a mass of 2.0 kg. the radius vector to the bird makes an angle \thetaθ with respect to the ground. the radius vector to the bird and its momentum vector lie in the xyxy-plane. what is the bird’s angular momentum about the point where you are standing?