logo

Exam-style practice

Atmospheric pollution and its causes answer explanations

Review worked answers and explanations for Atmospheric pollution and its causes. Aligned to Cambridge IGCSE Environmental Management.

Answer explanations

Question 1 of 2

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

Paper 1 structured question: Atmospheric pollution and its causes

Paper 1Theory2 marks

Description

Smog and Temperature Inversion

Smog is a type of air pollution formed when volatile organic compounds (VOCs) from industrial activities and vehicle emissions react with sunlight. Temperature inversion occurs when a layer of warm air traps cooler air near the ground, preventing pollutants from dispersing.

  1. a

    Describe how temperature inversion affects smog levels in a city.

    [2]