D. Astrophysics
D.1 Stellar Quantities
Objects in the universe Stellar Clusters: groupings of large numbers of stars that attract each o...
D.2 Stellar Characteristics and Stellar Evolution
Stellar spectra (Absorbtion) A star is assumed to radiate like a black body. The stellar spectra...
D.3 Cosmology
The expanding universe Redshift The wavelength of the light measured upon arrival is longer than ...
D.4 Stellar Processes (HL)
D.4 Stellar processes Type 1a Supernovae Type 2 Supernovae Formation Core produced when m...
D.5 Further Cosmology (HL)
Further Cosmology Rotation curve & Dark mattar Rotation curve $$ \frac{GMm}{r^2}=\frac{mv^2}{r}...