top of page
AQA
3.9 Astrophysics (Option A)
The Universe is studied in this module, including objects far away from the Earth and way in which astronomers can gather information about these.
Learning Checklist
3.9.1 Telescopes
Telescopes
7
Refracting and reflecting
3.9.2 Classification of Stars
Magnitude
2
Apparent and absolute
Wien's Displacement Law
1
Maximum radiation wavelength
Stars
4
Life and death of stars
Supernovas and Black Holes
2
Massive celestial events
Distances in Space
2
Vast cosmic scales
Stefan's Law
1
Light and temperature relationship
Spectral Classes
1
Stellar classification
3.9.3 Cosmology
Cosmology
1
Cosmological principle
Redshift
1
Wavelength changes in light
Age of the Universe
2
Origins and evolution
Exoplanets
1
Planets orbiting other stars
Spectra
2
Identifying distant elements
Hubble's Constant
1
Measuring the expanding Universe
Quasars
1
Distant radio sources
bottom of page