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7 June, 09:51

A car is traveling 15m/s starts to decelerate steadily. It comes to a complete stop in 10 seconds. what is it's acceleration?

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  1. 7 June, 12:48
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    A=Vf-Vi/t

    Vf=0m/s because it states that it comes to rest

    Vi=15m/s because that is the initial velocity before it starts to decelerate

    t=10s for quite obvious reasons

    Substitute in,

    a=15m/s/10s

    a=1.5m/s^2
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