Vehicle Crash#

Savannah is following 3.82 \(m\) behind a when it suddenly brakes with an acceleration of -11.2 \(m/s^2\). Both Savannah’s and the in front of Savannah were initially travelling at 34.8 \(m/s\). Savannah begins to brake ( with the same acceleration as the in front) \(s\) after the in front of Savannah. \(s\) after the in front of Savannah starts to brake, Savannah hits their .

Part 1#

At what speed is Savannah’s travelling when Savannah hit the in front of them?

Answer Section#

  • 21.15 \(m/s\)

  • 17.79 \(m/s\)

  • 31.44 \(m/s\)

  • 14.43 \(m/s\)


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The Creative Commons 4.0 license requiring attribution-BY, non-commercial-NC, and share-alike-SA license.