A bus slows down uniformly from 21 m/s to a complete stop in 21 seconds. How far did the bus travel before stopping?



Answer :

luana
[tex]velocity_{final}-velocity_{initial}=\frac{distance}{time}\\\\ v_{initial}=21\frac{m}{s}\\ v_{final}=0\frac{m}{s}\\ time=21s\\\\ \Delta v *time=distance\\\\ distance=|(0-21)*21|=441m \\\\Bus\ traveled\ 441meters.[/tex]

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