The Sun is the star at the centre of our Solar System, with eight planets orbiting it. State the names of two other categories of celestial bodies found within our Solar System.
State the name of the force of attraction that keeps the planets and other bodies in orbit around the Sun.
Describe how the light observed from distant galaxies provides evidence to support the theory that the Universe is expanding.
104 exam-style questions on CIE IGCSE Physics 6.2 Stars and the Universe, covering 6.2.1 The Sun as a star, 6.2.2a Galaxies and astronomical distances, 6.2.2b The life cycle of a star, 6.2.3a Galaxies and the scale of the Universe, 6.2.3b Redshift, 6.2.3c The Big Bang Theory and cosmic microwave background radiation, and 6.2.3d The Hubble constant and the age of the Universe. Each one has a worked solution and a mark scheme showing where the marks go.