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the brochure advertising a sports car states that the car can be moving at 100.0

ID: 1698406 • Letter: T

Question

the brochure advertising a sports car states that the car can be moving at 100.0 km/h, and stops in 37.19 meters. what is it's average acceleration during a stop from that velocity? express your answer in m/s2. consider the car's initial velocity to be a positive quantity.

-Firstly, my teacher words things very weird, and I don't get where to start this problem....what formula to use... and what the answer is. I am very confused. If someone can break this down step by step for me that'd be great.

Explanation / Answer

its easier than you think, just use kinematics First, convert km/h to m/s2 then note the givens since it comes to a stop final velocity is 0 from that and the given velocity and the distance you can use the equation vf^2=vo^2+2ax to find the acceleration