A) white B) red C) yellow D) blue
A) apparent brightness B) brightness C) absolute brightness D) intrinsic brightness
A) spiral arms B) halo C) super cluster D) nuclueus
A) heating B) rotation C) molecular motion D) gravitational attraction
A) 1.3 B) 2.5 C) -0.5 D) -2.5
A) temperature B) color C) diameter D) luminosity
A) main sequence star B) supergiant C) white dwarf D) giant
A) white dwarf B) giant C) supergiant D) Sun-like
A) 8 seconds B) 8 hours C) 8 days D) 8 minutes
A) black dwarf B) white dwarf C) black hole D) neutron star
A) supergiant B) constellation C) black hole D) galaxy
A) hydrogen B) helium C) carbon D) oxygen |