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According to Kirchhoff's first law why do dense, hot bodies create the type of spectrum
they do?
Explain what a standard candle is and how it could be used to determine a galaxy's
distance.
The ________ are two layers of charged particles trapped by our magnetic fields.
Stars of types ________ and ________ are found only in the youngest star clusters.
What happens on or about March 20th, and what does the name signify?
The three main components of the Milky Way galaxy are the ________, ________, and
________.
Name two advantages of larger telescopes over smaller ones.
How do the atmospheres of terrestrial worlds compare with the jovians?
The flattest of all the ellipticals are class ________.
Quasars may result from the very energetic merging of ________ in condensing
galaxies.
Why does gravitational contraction halt in collapsing protostars?
How might the odd tilt of Uranus have been produced?
The asteroids moving in the orbit of Jupiter, but 60 degrees ahead or behind it, are
called the ________.
If one star has a parallax ten times larger than another's, the first star is ________.
According to its rotation curve, the majority of our Galaxy's mass is ________.
The ________ model for pulsars explains why there are a lot more neutron stars than
pulsars, since most are not at the correct angle for us to observe their pulses.
