Cambridge IGCSE Combined Science practice

Paper 4 structured question: Light

Try the question first, then check the answer and practise the same topic again.

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Paper

Marks

Topic

Light

Exam-style question

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Paper 4Theory (Extended)3 marks

Understanding the properties of images formed by mirrors.

Description

Virtual images formed by plane mirrors have specific characteristics that distinguish them from real images.

a
Explain the characteristics of virtual images formed by plane mirrors.
Your answer
Aim for approximately 3 distinct marking points.
[3]

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Paper 4Theory (Extended)4 marks

Description

When you look into a plane mirror, you see your reflection. This reflection is an optical image created by the mirror.

a
Describe how an optical image is formed by a plane mirror and explain why this image is considered virtual.
Your answer
Aim for approximately 4 distinct marking points.
[4]