This key facts covers EM Wave Uses and Hazards within Electromagnetic Spectrum for GCSE Physics. Revise Electromagnetic Spectrum in Waves for GCSE Physics with 17 exam-style questions and 15 flashcards. This is a high-frequency topic, so it is worth revising until the explanation feels precise and repeatable. It is section 4 of 13 in this topic. Use this key facts to connect the idea to the wider topic before moving on to questions and flashcards.
Topic position
Section 4 of 13
Practice
17 questions
Recall
15 flashcards
📻 EM Wave Uses and Hazards
| Wave Type | Uses | Hazards |
|---|---|---|
| Radio | TV, radio, communications | None significant |
| Microwave | Cooking, mobile phones, satellite | Internal heating of body tissue |
| Infrared | Heating, thermal cameras, remotes | Skin burns |
| Visible | Seeing, photography, fibre optics | Eye damage (bright light) |
| Ultraviolet | Sterilisation, fluorescence, tanning | Sunburn, skin cancer, eye damage |
| X-rays | Medical imaging, airport security | Cell damage, cancer |
| Gamma | Cancer treatment, sterilisation | Cell damage, cancer, death |
Pattern: Higher frequency = higher energy = more dangerous!
Keep building this topic
Read this section alongside the surrounding pages in Electromagnetic Spectrum. That gives you the full topic sequence instead of a single isolated revision point.
Practice Questions for Electromagnetic Spectrum
What is the speed of all electromagnetic waves in a vacuum?
Explain the potential dangers of ultraviolet radiation to humans.
Quick Recall Flashcards
17 questions on Electromagnetic Spectrum — practise free
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