Which row in the table correctly describes the primary process, reactant, and product that power the Sun?
| Process | Reactant | Product | |
|---|---|---|---|
| A | Nuclear fission | Helium | Hydrogen |
| B | Nuclear fusion | Hydrogen | Helium |
| C | Chemical combustion | Hydrogen and Oxygen | Water |
| D | Nuclear fusion | Helium | Carbon |
Row A
Row B
Row C
Row D
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.