Human reaction times are worsened by alcohol.How much farther would a drunk driver's car travel before he hits the brakes than a sober driver's car? Assume both cars are initially traveling at 49.0 mi/h,the sober driver takes .33 s,and the drunk driver takes 1.0 s to hit the brakes in a crisis.
A)48 ft
B)34 ft
C)53 ft
D)58 ft

Question

Quizplus · Accepted Answer

The difference in reaction time is 1.0 s - 0.33 s = 0.67 s. At 49.0 mi/h, which is approximately 72 ft/s, the additional distance traveled by the drunk driver is 72 ft/s * 0.67 s = 48 ft.

Human Reaction Times Are Worsened by Alcohol