Problem: A car driving at a speed of 20 m/s sees a dog in the road. If the dog is 100 m in front of the car, what is the minimum deceleration of the car so the driver doesn’t hit the dog?

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Problem Details

A car driving at a speed of 20 m/s sees a dog in the road. If the dog is 100 m in front of the car, what is the minimum deceleration of the car so the driver doesn’t hit the dog?

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What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Intro to Motion (Kinematics) concept. You can view video lessons to learn Intro to Motion (Kinematics). Or if you need more Intro to Motion (Kinematics) practice, you can also practice Intro to Motion (Kinematics) practice problems.

How long does this problem take to solve?

Our expert Physics tutor, Jeffery took 2 minutes and 50 seconds to solve this problem. You can follow their steps in the video explanation above.