Physics 0625 · IGCSE · Density

Density — practice question

Each edge of the plastic cube measures 8.0 cm. Figure 3.1 depicts the cube. The cube has a mass of 0.44 kg.
(a)[1]

Explain the meaning of mass.

(b(i))[2]

Calculate the density of the plastic used for the cube.

(b(ii))[1]

State and explain whether the cube will float or sink when it is put into this oil.

(c(i))[2]

Calculate the gravitational field strength on the Moon.

(c(ii))[2]

Use your answer to (c)(i) to calculate the pressure produced by the oil on the lower face of the cube.

Worked solution & mark scheme

This 8-mark question has a full step-by-step worked solution and mark scheme. One marking point: (Measure of) quantity/amount of matter OR property that resists changes in motion OR measure of inertia

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