Physics A-Level
Red giant
What Red giant means in Physics A-Level, as defined for OCR.
Definition of Red giant
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Reference: OCR
A star whose outer layers expand and cool after core hydrogen is exhausted, giving a larger radius and lower surface temperature.
Topics that use Red giant
- Stars (OCR A-Level)
Related terms
- Black hole
- Chandrasekhar limit
- Electron degeneracy pressure
- Gravitational collapse
- HR diagram
- Main sequence
- Neutron star
- Planet
Using Red giant in the exam
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