level: astrophysics
Questions and Answers List
level questions: astrophysics
| Question | Answer |
|---|---|
| evolution of stars bigger than sun | stellar nebula, protostar, main sequence, red super giant, supernova, black hole/neutron star |
| evolution same size as sun | steller nebula, protostar, main sequence, red giant, planetary nebula, white dwarf, black dwarf |
| whats red shift | Redshift is a 'shift' of light waves traveling away from Earth. |
| whats the coolest star | red |
| whats the hottest star | blue |
| what is absolute magnitude | the luminosity of a star as if it was measured at a point which is a standard distance from the Earth |
| what is magnitude | how bright it is compared to the sun |