Which statement about the nuclear fusion that powers the Sun is correct?
It occurs in the corona and fuses helium into oxygen.
It occurs in the core and fuses hydrogen into helium.
It occurs in the photosphere and fuses hydrogen into helium.
It occurs in the core and fuses helium into carbon.
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.