6.2.1 The Sun as a star
- Syllabus
- 0625–2026–2027
- Topic
- 6.2.1
- Level
- —
6.2.1.1—Sun is a star of medium size
- Know: 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
6.2.1.2—Stars are powered by nuclear reactions
- Know: stars are powered by nuclear reactions that release energy and that in stable stars the nuclear reactions involve the fusion of hydrogen into helium
Objective notes
2 learning objectivesConceptIGCSE Physics