Which statement about the Sun is not correct?
The Sun's energy is produced by nuclear fission in its core.
The Sun is a stable, medium-sized star.
The main elements composing the Sun are hydrogen and helium.
Light from the Sun takes approximately 8 minutes to reach Earth.
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.