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 В 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 va direction vA m/s --Select- magnitude vg m/s direction vB -Select--- magnitude vc m/s direction vc ---Select- magnitude vo m/s direction vD ---Select- (b) What are the magnitude and direction of the athlete's average velocity over the entire 60 s interval? magnitude m/s direction --Select-
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 В 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 va direction vA m/s --Select- magnitude vg m/s direction vB -Select--- magnitude vc m/s direction vc ---Select- magnitude vo m/s direction vD ---Select- (b) What are the magnitude and direction of the athlete's average velocity over the entire 60 s interval? magnitude m/s direction --Select-
Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter2: Representing Motion
Section: Chapter Questions
Problem 66A
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