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28 June, 11:58

A runner incregses

her speed from 3.1

m/s to 3.5 m/s

during the last 15

seconds of her run.

What was her

acceleration during

her big push to the

finish?

+2
Answers (1)
  1. 28 June, 12:23
    0
    a = 0.027 m/s²

    Step-by-step explanation:

    a = v₁ - v₀ / t

    v₁ = 3.5

    v₂ = 3.1

    t = 15

    then

    a = (3.5 - 3.1) / 15

    a = 0.4 / 15

    a = 0.027 m/s²
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