Interstellar Medium
The ISM is composed of
What is Gas and Dust?
A star's initial energy comes from
What is gravitational collapse?
This star will literally almost live forever.
What is a Red Dwarf?
A low mass star star like our Sun will eventually expel its outer atmosphere as a
What is a planetary nebula?
A main sequence star balanced by radiation and gravitational pressure is said to be in
What is Hydrostatic Equilibrium?
The ISM is composed primarily of
What is hydrogen and helium?
A star's structure is held in place by ___________ and __________.
What is gravitational pressure and radiation pressure?
A blue dwarf has the __________ lifespan of all the stars.
What is shortest?
A star like our sun will leave behind its core as a
What is a white dwarf?
The reason White Dwarf doesn't collapse on itself
What is electron degeneracy?
A nebula that blocks or scatters all light incident on it
What is a dark nebula?
A low mass star will get most of its energy by fusing Hydrogen through the
What is the proton-proton chain?
A low mass star like our Sun will eventually expand into a
What is a Red Giant?
A heavy mass star will end up as a _____ or a ______.
What is a Neutron star or Black Hole?
The reason a neutron star doesn't collapse on itself
What is neutron degeneracy?
The ISM blocks shorter wavelengths making the stars appear __________ than they really are.
What is redder?
A high mass star will get most of its energy by fusing hydrogen through the
What is the C-N-O chain?
A ___________ is the rapidly rotating remains of a stellar core that is frequently mistaken for intelligent life.
What is a neutron star?
A red Dwarf lives forever because of what internal structure
What is a convection cell?
The mass limit for a white dwarf
What is the Chandrasekhar limit?
A nebula that absorbs stellar energy than reemits it at its own wavelengths
What is an emission nebula?
This elements daughter products indicates our solar system was started by a supernova
What is Iron-60?
A star that is not massive enough to fuse Hydrogen
What is a Brown Dwarf?
A main sequence star of 30 Solar Masses will end up as a
What is a black hole?
A neutron star with a ludicrously powerful magnetic field.
What is a magnetar?