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