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12 October, 14:38

Applying Derived Formulas

A boat takes off from the dock at 2.5 m/s and speeds up at 4.2 m/s2 for 6.0 s. How far has the boat traveled? Round

your answer to the nearest whole number.

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Answers (1)
  1. 12 October, 17:05
    0
    91 meters

    Explanation:

    Given:

    x₀ = 0 m

    v₀ = 2.5 m/s

    a = 4.2 m/s²

    t = 6.0 s

    Find: x

    x = x₀ + v₀ t + ½ at²

    x = 0 + (2.5) (6.0) + ½ (4.2) (6.0) ²

    x = 90.6

    Rounded to the nearest whole number, the boat travels 91 meters.
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