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7.2 The Universe and red-shift
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Two theories of the Universe

Two theories of the Universe

The Universe is all of space and everything in it, including galaxies, stars, planets and radiation. Astronomers observe that the distances between most galaxies are increasing, so the Universe is expanding.

7.2 The Universe and red-shift Lesson

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

Step-by-step lessons on Edexcel GCSE Physics 7.2 The Universe and red-shift. Each one builds up to exam-style questions. Master the required practical work and core equations early, since both papers can draw on content and maths skills from across the whole specification.

Lessons