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1. www.nagwa.com › en › explainersLesson Explainer: Applications of Newton’s Second Law ... - Nagwa

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   The formula for the displacement 𝑠 is 𝑠 = 𝑢 𝑡 + 1 2 𝑎 𝑡, where 𝑢 is the initial velocity, 𝑡 is the time, and 𝑎 is the acceleration. This can be rearranged to make 𝑎 the subject, taking 𝑢 to be zero: 𝑎 = 2 𝑠 𝑡 = 3 . 9 2 9 / . m s