Light in different Mediums

Key Stage 3 Science / Physics

Sample Question

Consider the 4 following optical media:

a) water (n = 1.33)
b) ethanol (n = 1.36)
c) diamond (n = 2.42)
d) carbon dioxide (n = 1.00045)

In which of these media will light travel the slowest?
  • Diamond
  • Water
  • Ethanol
  • Carbon dioxide
  • In all of them the speed will be the same

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Quipper School UK Curriculum

Key Stage 3 Science