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Cambridge IGCSE Physics practice

Paper 3 structured question: Density

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3

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2

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Density

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Paper 3Theory (Core)2 marks

A metal sphere has a density of 8 g/cm³ and is placed in a fluid with a density of 10 g/cm³.

Description

Metal Sphere in Fluid

The metal sphere is submerged in the fluid.

  1. a

    Explain why the metal sphere will sink in the fluid.

    Aim for approximately 2 distinct marking points.

    [2]

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Paper 3 structured question: Density

Paper 3Theory (Core)1 marks

Description

Wood Block in Water

The block of wood is placed in a container filled with water.

  1. a

    State whether the block will float or sink in water.

    Aim for approximately 1 distinct marking point.

    [1]