A piece of wood has a volume of $210\,\text{cm}^3$ and a mass of $180\,\text{g}$.
(a)[2]
Calculate the density of the piece of wood.
(b)[2]
Predict and explain what happens when the block is released.
Worked solution & mark scheme
This 4-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Use $\rho = m / V$ OR perform $180 \div 210$” …
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