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larisa [96]
4 years ago
9

Juliette is driving her car when she sees a cat run across the road. If she is able to stop the car over a distance of 0.025km i

n 2.5 s, what is her average acceleration?
A. +10 m/s2
B. +0.01 m/s2
C. -0.004 m/s2
D. -4 m/s2
Physics
1 answer:
jek_recluse [69]4 years ago
6 0
velocity=\frac{distance}{time}=\frac{0,025km}{2,5s}=\frac{25m}{2,5s}=100\frac{m}{s}\\\\
acceleration=\frac{velocity}{time}=\frac{-10\frac{m}{s}}{2,5s}=-4\frac{m}{s^2}\\\\Solution\ is\ D.
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