80 Chapter 2: Constant Velocity Particle Me 3. A bird travels toward zero position, then suddenly reverses direction. 304 position vs. time a. Find the average velocity from : = 0 s to t = 10 s. 20 position (m) b. Find the average velocity from t - 10 s to t = 20 s. 10 5 10 15 time (s) 20 25 c. Determine the average speed from ! = 0stot= 20 s. d. Determine the average velocity from 1 = 0stot = 20 s. c. Find the velocity at : = 5 seconds. GModeling Instruction 201] U2 Constant Velocity - Review Sheet v.J.I