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4 October, 07:49

A skater starts from rest and accelerates to 5 m/s in 4.5 s. How far did the travel in this time period?

(there is no answer choices)

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Answers (1)
  1. 4 October, 07:58
    0
    11.25 m

    Explanation:

    Given:

    v₀ = 0 m/s

    v = 5 m/s

    t = 4.5 s

    Find: Δx

    Δx = ½ (v + v₀) t

    Δx = ½ (5 m/s + 0 m/s) (4.5 s)

    Δx = 11.25 m

    Round as needed.
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