Which row in the table contains two correct physical properties of a white dwarf?
| Support mechanism | Typical radius | |
|---|---|---|
| A | Neutron degeneracy pressure | Similar to the radius of a small city (approx12textkm\\approx 12 \\text{ km}approx12textkm) |
| B | Neutron degeneracy pressure | Similar to the radius of the Earth (approx6000textkm\\approx 6000 \\text{ km}approx6000textkm) |
| C | Electron degeneracy pressure | Similar to the radius of the Earth (approx6000textkm\\approx 6000 \\text{ km}approx6000textkm) |
| D | Electron degeneracy pressure | Similar to the radius of a small city (approx12textkm\\approx 12 \\text{ km}approx12textkm) |
Row A
Row B
Row C
Row D
42 exam-style questions on Edexcel GCSE Physics 7.3 Stars, covering 7.3.1 Evolution of stars similar to the Sun, 7.3.2 Evolution of massive stars, and 7.3.3 Observing the Universe. Each one has a worked solution and a mark scheme showing where the marks go.