Learning objective

Explain how waves can reflect off a flat surface and refract when their speed changes.

Read the explanation, check the common trap, then practise with flashcards and questions.

Practise this topic Read the exam answer Topic hub

Exam focus

Read the explanation.
Check key terms.
Practise with linked questions.

Cambridge IGCSE Combined ScienceWavesCore content

Study support

Understand this objective

Quick explanation

Explain how waves can reflect off a flat surface and refract when their speed changes

This point belongs to General properties of waves, especially General properties of waves outcomes.
You need to be able to explain how waves can reflect off a flat surface and refract when their speed changes.
The key ideas to know are Describe and Explain.
Use the linked flashcards and practice questions to check recall, then practise applying the idea in an exam-style answer.

Key concepts

DescribeExplain

Why it matters

This objective helps connect General properties of waves outcomes to exam-style questions, flashcards, and revision notes for General properties of waves.

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