Author Question: Seyfert galaxies are____ a. spiral galaxies with unusually luminous nuclei b. elliptical galaxies ... (Read 131 times)

krzymel · **on:** Jul 27, 2018

Seyfert galaxies are____

a. spiral galaxies with unusually luminous nuclei
b. elliptical galaxies with very broad emission lines
c. explained by the double-exhaust model
d. extremely luminous objects with high redshifts only
e. glowing green gases due to excitation from energy from an active core

Question 2

As a blackbody becomes hotter it will radiate ____.

a. less energy, at a longer wavelength of maximum intensity
b. less energy, at a shorter wavelength of maximum intensity
c. more energy, at a longer wavelength of maximum intensity
d. more energy, at a shorter wavelength of maximum intensity
e. more energy, at a constant wavelength of maximum intensity