Details

Title: astro final

Description: astronomy 100

Total Flash Cards: 5

Created: 05/03/2007 20:18:35

New Users: To study from this flashcard set, or to create your own your own study flash cards, REGISTER HERE.

Existing Users: CLICK HERE.

Additional Astronomy Flashcards

Cards in this set:

Term
Pulsars
 Definition
(every 1.337 sec.)
After collapse spin and magnetic field strength increases; magnetic field bemas radiation into space
Term
Special Relativity
 Definition
1. The speed of light is constant for everyone. it's the fastest possible speed in the universe.
2. The rules of physics are identical for everyone, no matter their speed.
Term
1 parsec
 Definition
3.26 light years...earth's radius to turn 1 arcsec
Term
core collapse
 Definition
(electron degeneracy) past 1.4 solar masses--->core collapse--->core transformed into sea of neutrons (electrons squeezsed into protons, neutrinos released)
Term
Neutron Star
 Definition
1.4-2 Solar Masses
Supported by Electron Degeneracy (neutrinos)
Very Small Diameter (20km)