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Exam-style practice

Pressure answer explanations

Review worked answers and explanations for Pressure. Aligned to Cambridge IGCSE Combined Science.

Answer explanations

Question 1 of 4

Review the answer support, then move sideways through the set.

Paper 3 structured question: Pressure

Paper 3Theory (Core)2 marks

Description

Pressure and Force

Consider a scenario where a person uses a sharp knife and a blunt knife to cut through the same material. The sharp knife cuts easily, while the blunt knife struggles.

  1. a

    Explain how the sharp knife is able to cut through the material more effectively than the blunt knife.

    [2]