## anonymous one year ago An electron, starting from rest and moving with a constant acceleration, travels 2.0 cm in 5.0 ms. What is the magnitude of this acceleration?

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1. anonymous

$d=v_0t+\frac{ 1 }{ 2 }at^2$ $2\times10^{-2}m=0+\frac{ 1 }{ 2 }a(5\times10^{-3}s)^2$

2. anonymous

I just noticed that the answer has to be in km/s^2

3. anonymous

It's the same deal, just convert 2 cm to km