The Hertzsprung-Russell (HR) Diagram (AQA A-Level Physics): Flashcards
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10 cards from this deck
HR Diagram axes
HR Diagram axes
Temperature vs absolute magnitude
Temperature scale on HR Diagram
Temperature scale on HR Diagram
Logarithmic, halves at each interval
Spectral class range (hottest to coolest)
Spectral class range (hottest to coolest)
O (hottest) to M (coolest)
Sun's spectral class
Sun's spectral class
G
Sun's absolute magnitude
Sun's absolute magnitude
4.83
Main sequence to red giant movement on HR Diagram
Main sequence to red giant movement on HR Diagram
Up and to the right
Red giant characteristics vs main sequence
Red giant characteristics vs main sequence
Cooler and brighter
Red giant to white dwarf movement on HR Diagram
Red giant to white dwarf movement on HR Diagram
Down and to the left
White dwarf characteristics vs main sequence
White dwarf characteristics vs main sequence
Hotter and dimmer
Main sequence stars
Main sequence stars
Hydrogen-burning stars in diagonal band