An athlete is training on a 100 m long linear track. His motion is described by the graph of his position vs. time, below. For each segment of the graph, find the magnitude and direction of the athlete's velocity.   magnitude vA _______ m/s   direction vA(Pick from the following choices) - Positive x - Negative x - The magnitude is zero   magnitude vB _______ m/s   direction vB(Pick from the following choices) - Positive x - Negative x - The magnitude is zero   magnitude vC _______ m/s   direction vC(Pick from the following choices) - Positive x - Negative x - The magnitude is zero magnitude vD _______ m/s   direction vD(Pick from the following choices) - Positive x - Negative x - The magnitude is zero

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Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –