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September 17, 2014

September 17, 2014

Posted by **Anonymous** on Wednesday, December 14, 2011 at 12:28am.

70 km/h sees a cat 129 m away on the road.

How long will it take for the car to accelerate uniformly to a stop in exactly 125 m?

Answer in units of s

- physics -
**drwls**, Wednesday, December 14, 2011 at 1:38amThe average speed, 35 km/h = 9.72 m/s, multiplied by the time, must equal 125 m.

Use that fact to solve for the time.

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