Card 1 of 21
In a main sequence star, outward pressure from [ ] balances the inward pull of gravity.
A
- Moderate mass: neutron star
- Greater mass: black hole
B
It is more expensive to build and launch.
C
In a main sequence star, outward pressure from hydrogen fusion balances the inward pull of gravity.
D
Fusion slows, so gravity exceeds the weakened outward pressure.
Card 1 of 21
7.3 Stars Flashcards
21 flashcards on Edexcel GCSE Physics 7.3 Stars: the key terms, definitions and equations you need to recall for Paper 1 and Paper 2.