Homework Help: Physics

Posted by Dee on Friday, October 5, 2012 at 1:43pm.

A 2000 kg car is slowed down uniformly from 18.0 m/s to 5.00 m/s in 4.20 s. (a) What average total force acted on the car during that time? (b) How far did the car travel during that time?

Physics - Elena, Friday, October 5, 2012 at 2:19pm
v=v₀-at
a= (v₀-v)/t
(a)
F=ma
(b)
s= v₀t-at²/2

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