Physics · IGCSE · Cambridge · Cambridge IGCSE (9–1) Physics 0972 (Extended) (2026–2028) · Specification point · 6.2.1 · Space physics · Stars and the Universe
Read Notes
Read clear notes for this topic.
Exam Questions
Coming soon
Flashcards
Flip through flashcards to lock it in.
Lesson
Coming soon
Ask Sage
Get help from Sage on this topic.
6.2.1 The Sun as a star
| Core | Supplement |
|---|---|
1 Know that the Sun is a star of medium size, consisting mostly of hydrogen and helium, and that it radiates most of its energy in the infrared, visible light and ultraviolet regions of the electromagnetic spectrum | 2 Know that stars are powered by nuclear reactions that release energy and that in stable stars the nuclear reactions involve the fusion of hydrogen into helium |