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Exam-style practice

The Universe answer explanations

Review worked answers and explanations for The Universe. Aligned to Cambridge IGCSE Physics.

Answer explanations

Question 1 of 22

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Paper 3 structured question: The Universe

Paper 3Theory (Core)1 marks

Description

Milky Way Galaxy

The Milky Way has a diameter of about 100,000 light-years and is part of the Local Group of galaxies.

  1. a

    State the diameter of the Milky Way.

    [1]