Edexcel GCSE Physics · 1PH0
Specification 5.20 · Paper 1
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GCSE Physics · key term
The possibility that electromagnetic radiation could cause harm; the actual risk also depends on the exposure.
Used by Edexcel
Specification 5.20 · Paper 1
State the trend exactly: the potential danger increases as frequency increases. Do not claim that every high-frequency wave is always dangerous.
If wavelength is given instead, use the inverse relationship: shorter wavelength means higher frequency and therefore greater potential danger.
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