Physics 0625 · IGCSE · Electromagnetic spectrum

Electromagnetic spectrum — practice question

The Sun gives out infrared radiation and light. It takes 8 minutes for light from the Sun to travel to the Earth. Which row shows the correct information about the infrared radiation?

  • Awavelength longer than wavelength of light; time taken: 8 minutes
  • Bwavelength longer than wavelength of light; time taken: much less than 8 minutes
  • Cwavelength shorter than wavelength of light; time taken: 8 minutes
  • Dwavelength shorter than wavelength of light; time taken: much more than 8 minutes

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