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Edexcel GCSE Astronomy Topic 15 Our place in the Galaxy overview quiz quiz

11questions. Pick an answer and you'll see why right away.

  1. What type of galaxy is the Milky Way?

  2. About how large is the Milky Way?

  3. Where is the Sun located in the Milky Way?

  4. Why are 21 cm radio waves, not visible light, used to map the Galaxy?

  5. What is the Local Group?

  6. Which is the largest member of the Local Group besides the Milky Way?

  7. What are the four main types of galaxy in the Hubble classification?

  8. On Hubble's Tuning Fork diagram, what forms the handle?

  9. What powers an Active Galactic Nucleus (AGN)?

  10. Which of these is a type of active galaxy?

  11. How are galaxies grouped on the largest scales?