Physics › Astrophysics

Astrophysics

The most popular option unit: telescopes and what they can resolve, how starlight betrays a star's temperature and fate, and the red shifts that reveal an expanding universe.

Year 13 · 7 topics · AQA option unit.

• Telescopes and image formation
• Telescopes across the spectrum
• Star brightness and magnitude
• Black-body radiation and spectral classes
• The HR diagram and stellar evolution
• The Doppler effect and Hubble's law
• Quasars and exoplanets