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An athlete is training on a 100 m long linear track. His motion is described by the graph of his position vs. time, below. x (m) 100- 80 DA B 60 40 20 t (s) 60 10 20 30 40 50 (a) For each segment of the graph, find the magnitude and direction of the athlete's velocity. magnitude v, 6 m/s direction VA positive x magnitude vg m/s direction VB The magnitude is zero. v magnitude vc Remember that velocity is the change in position per the change in time. If the graph plots position vs. time, what property of the plot in each segment is related to velocity? Think about the initial and final times and positions for each segment. m/s direction vc negative x magnitude vp D4 V m/s direction Vp Ppositive x (b) What are the magnitude and direction of the athlete's average velocity over the entire 60 s interval? magnitude 1.67 m/s direction positive x

An athlete is training on a 100 m long linear track. His motion is described by the graph of his position vs. time, below. x (m) 100- 80 DA B 60 40 20 t (s) 60 10 20 30 40 50 (a) For each segment of the graph, find the magnitude and direction of the athlete's velocity. magnitude v, 6 m/s direction VA positive x magnitude vg m/s direction VB The magnitude is zero. v magnitude vc Remember that velocity is the change in position per the change in time. If the graph plots position vs. time, what property of the plot in each segment is related to velocity? Think about the initial and final times and positions for each segment. m/s direction vc negative x magnitude vp D4 V m/s direction Vp Ppositive x (b) What are the magnitude and direction of the athlete's average velocity over the entire 60 s interval? magnitude 1.67 m/s direction positive x

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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An athlete is training on a 100 m long linear track. His motion is described by the graph of his position vs. time, below. X (m) 100- 80 D B 60 40 A 20 t (s) 60 10 20 30 40 50 (a) For each segment of the graph, find the magnitude and direction of the athlete's velocity. magnitude VA 6 m/s direction VA positive x magnitude VB m/s direction VB The magnitude is zero. v magnitude vc Remember that velocity is the change in position per the change in time. If the graph plots position vs. time, what property of the plot in each segment is related to velocity? Think about the initial and final times and positions for each segment. m/s direction vc negative x magnitude VD 4 m/s direction vD positive x (b) What are the magnitude and direction of the athlete's average velocity over the entire 60 s interval? magnitude 1.67 m/s direction positive x
Transcribed Image Text:An athlete is training on a 100 m long linear track. His motion is described by the graph of his position vs. time, below. X (m) 100- 80 D B 60 40 A 20 t (s) 60 10 20 30 40 50 (a) For each segment of the graph, find the magnitude and direction of the athlete's velocity. magnitude VA 6 m/s direction VA positive x magnitude VB m/s direction VB The magnitude is zero. v magnitude vc Remember that velocity is the change in position per the change in time. If the graph plots position vs. time, what property of the plot in each segment is related to velocity? Think about the initial and final times and positions for each segment. m/s direction vc negative x magnitude VD 4 m/s direction vD positive x (b) What are the magnitude and direction of the athlete's average velocity over the entire 60 s interval? magnitude 1.67 m/s direction positive x
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