You Are Traveling in Your Car at 82 Km/h (23

Multiple Choice

You are traveling in your car at 82 km/h (23 m/s) when an emergency arises.If your car is 4 m long,how many car lengths do you travel during the 0.7 s of reaction time (i.e.,the time interval between seeing the emergency and hitting the brake with your foot) ?

A) 2
B) 4
C) 6
D) 8
E) 10