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31-10-2020
Physics

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A skier accelerates from a stop at a rate of 3 m/s2 for 3 seconds. What is her speed at the end of that time?

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MathPhys MathPhys

31-10-2020

Answer:

9 m/s

Explanation:

Given:

v₀ = 0 m/s

a = 3m/s²

t = 3 s

Find: v

v = at + v₀

v = (3 m/s²) (3 s) + 0 m/s

v = 9 m/s

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