If an object is moving at $5 m/s$ and accelerates to $12 m/s$ over 8 seconds, what was the object's rate of acceleration?

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Answer 1 · 2016-12-11T19:54:30

The acceleration is $vec(a)=7/8 m/s^2$ .

To calculate the acceleration we have to use the formula:

$vec(a)=vec(Deltav)/(Deltat)$

The change of velocity can be calculated as:

$vec(Deltav)=12-5=7 m/s$

Now the acceleration is: $vec(a)=7/8 m/s^2$