Wednesday

April 16, 2014

April 16, 2014

Posted by **Anya** on Wednesday, March 6, 2013 at 2:07am.

North at 2.5 m/s (2)

South at 2.5 m/s (2)

North at 9.8 m/s (2)

South at 25 m/s

- Missing initial direction -
**Damon**, Wednesday, March 6, 2013 at 2:10amYou do not say if it was moving north or south when you hit the brakes.

Assuming it was going north and north is positive:

v = Vi + a t

0 = 25 + a t

a = -25/10 = -2.5

or 2.5 m/s^2 south

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