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06-11-2020
Mathematics

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Tom is riding his bike at 8.0 m/s. He slows down to 4.0 m/s . His change in velocity is ? If it takes tom 2 seconds to make the change , his acceleration is ? M/s

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06-11-2020

Acceleration = change in velocity/ time

Change in velocity= 4– 8 = — 4

A = -4/2
Acceleration is —2m/s^2
Or just -2

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