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  5. 6.2.3a Galaxies and the scale of the Universe

6.2.3a Galaxies and the scale of the Universe

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Revise CIE IGCSE Physics 6.2.3a Galaxies and the scale of the Universe with the question bank, lessons, revision guides, and flashcards.

Know that the Milky Way is one of many billions of galaxies making up the Universe and that the diameter of the Milky Way is approximately 100 000 light-years

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