Physics 9702 · AS & A Level · Electromagnetic spectrum

Electromagnetic spectrum — practice question

Which list arranges electromagnetic waves in order of decreasing frequency?

  • Agamma-rays $\rightarrow$ infrared $\rightarrow$ ultraviolet $\rightarrow$ radio waves
  • Bgamma-rays $\rightarrow$ ultraviolet $\rightarrow$ infrared $\rightarrow$ radio waves
  • Cradio waves $\rightarrow$ infrared $\rightarrow$ ultraviolet $\rightarrow$ gamma-rays
  • Dradio waves $\rightarrow$ ultraviolet $\rightarrow$ infrared $\rightarrow$ gamma-rays

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