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You are travelling in a car that is moving at a velocity of 20 m/s. Suddenly, a car 10 meters in front of you slams on it's brakes. At that moment you also slam on your breaks and and slow to 5 m/s. Calculated the acceleration if it took 2 seconds to slow your car down.

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chimichaga

Answer:

7.5m/s^-2

Explanation:

Acceleration equal change in velocity over time.

[tex]20 - 5 = 15 \div 2 = 7.5[/tex]

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