Question 3 • 350CR Integrated Science
Tangential speed is the distance traveled in one revolution divided by the time for that revolution. Sasha travels one circumference, 2π(3.5 m) ≈ 22.0 m, in 8.2 s, so her speed is about 22.0 ÷ 8.2 ≈ 2.7 m/s. The correct choice is 2.7 m/s.
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