Created by Joel Hjertén
over 10 years ago
|
||
General structure of the Universe
The planets in order to their diameter (smallest first)
Planetary order
Define: Stellar Cluster
Define: Constellation
Define: Light Year
Compare the relative distances between stars in a galaxy and between galaxies, in order of magnitude
Movement of constellations and stars over time
Main energy source of a star
Star stability and equilibrium
Luminosity of a star
Apparent brightness
Stefan-Boltzmann law
Define: Black body
Wien's law
Atomic/stellar spectra
Stellar spectra classification system. Letters, temperature and color.
Define: Binary Stars
Define: Eclipsing binary stars
Define: Spectroscopic binary stars
Define: Visual Binaries
Lowest apparent magnitude that can be seen w/o a telescope
Define: Red Giants and Red Super Giants
Define: White Dwarfs
Define: Cepheids
The parsec
Stellar parallax method
Apparent magnitude(m)
How many times brighter is each magnitude than the next?
Absolute magnitude(M)
How do you get luminosity from a spectrum?
How do you get stellar distance from luminosity and apparent brightness
Cepheid variables and cepheid nature
Newton's model of the Universe
Olbers' paradox
Red shifted stars and light from galaxies
Big Bang Theory (briefly)
Cosmic Microwave Background Radiation (CMB)
How Big Bang solves Olbers' paradox
The three developments of the Universe
Critical density and its meaning to the possible outcomes of the Universe
Problems with determining the density of the Universe
Why the Universe today is considered to be open
Recent astrophysics discoveries