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