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7.2 The Universe and red-shift

7.2 The Universe and red-shift

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Question 13

During a cosmological survey, the redshift z z\,z of several distant galaxies is plotted against their distance d d\,d from Earth.

Explain how the observation of redshift in these galaxies, and its relationship with distance, provides evidence for the expansion of the Universe.

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Markscheme

7.2 The Universe and red-shift Questions

  1. GCSE
  2. /Physics
  3. /7.2 The Universe and red-shift

53 exam-style questions on Edexcel GCSE Physics 7.2 The Universe and red-shift. Each one has a worked solution and a mark scheme showing where the marks go.

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