A person stands in front of an electric fire. The fire emits infrared radiation and visible light.
The person cannot see the infrared radiation emitted by the fire. Explain why.
The person feels warmer when they stand in front of the fire. Explain how the infrared radiation makes the person feel warmer.
The person moves further away from the fire. Suggest one reason why the person now feels less warm.
40 exam-style questions on AQA GCSE Physics 6.2 Electromagnetic waves, covering 6.2.1 Types of electromagnetic waves, 6.2.2 Properties of electromagnetic waves 1, 6.2.3 Properties of electromagnetic waves 2, 6.2.4 Uses and applications of electromagnetic waves, 6.2.5 Lenses, and 6.2.6 Visible light. Each one has a worked solution and a mark scheme showing where the marks go.