Astronomy and cosmology

Lessons in this chapter

• Standard candles and luminosityIB Physics – Topic E.5
• Luminosity and radiant flux intensityCoursebook 31.2 (9702 A Level)🎯 Practice
• Stellar radii: Wien and Stefan–BoltzmannIB Physics – Topic E.5
• Hubble’s law and the Big BangCoursebook 31.4 (9702 A Level)🎯 Practice