Mathematics 9709 · AS & A Level · Kinematics of motion in a straight line

Kinematics of motion in a straight line — practice question

Particle $P$ is launched vertically upwards from point $O$. At a height of $0.5\,\text{m}$, its speed is $6\,\text{m s}^{-1}$.
(i)[3]

Find the highest height reached by the particle above $O$.

(ii)[3]

Find the time after projection when the particle returns to $O$.

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This 6-mark question has a full step-by-step worked solution and mark scheme. One marking point: “By using $v^2 = u^2 + 2as$, for example $0 = 6^2 - 2gs$” …

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