Topic 4.2 0.0 / 5 ? AstronomyGalaxiesGCSEEdexcel Created by: goldstar3Created on: 31-05-18 16:34 C) Milky Way Is an Sb type galaxy 1 of 5 E) Galaxies emit radiation Some galaxies emit large quantities of radio waves & x-rays plus visible light Radio galaxies emit radio waves Seyfert galaxies emit IR and X-rays Quasars emit from radio waves to x-rays Blazars are strong in all regions of EM 2 of 5 F) AGNs AGNs are powered by matter falling onto a super-massive black hole 3 of 5 G) Types of AGNs Radio galaxies Seyfert galaxies Quasars Blazars 4 of 5 J) Local Group Andromeda Galaxy (M31) - spiral Triangulum Galaxy (M33) - spiral Large Magellanic Cloud - irregular Small Magellanic Cloud - irregular 5 of 5
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