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.
20 exam-style questions on CIE IGCSE Physics 6.2.1 The Sun as a star. Each one has a worked solution and a mark scheme showing where the marks go.