May/June 2026 Paper 21

2026 · 40 questions · 40 parts · 40 marks

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21Electromagnetic Spectrum ApplicationsMedium1 mark
Three statements about red light are listed.
  1. 1
    Red light is one of the traditional seven colours that make up the visible spectrum.
  2. 2
    Red light has the highest frequency in the visible spectrum.
  3. 3
    Red light has the longest wavelength in the visible spectrum.
Which statements are correct?