Author Question: A supermassive black hole erupts when ____. a. it collides with a neutron star b. magnetic fields ... (Read 109 times)

Evvie72 · **on:** Jul 27, 2018

A supermassive black hole erupts when ____.

a. it collides with a neutron star
b. magnetic fields form tubes to channel the jets
c. the accretion disk tilts to a new angle
d. a sudden flood of matter flows inward producingan accretion disk
e. starburst events irradiate the accretion disk with new energy

Question 2

Emission lines are produced by ____.

a. atoms that become ionized
b. electrons that transfer from a high energy level to a low energy level
c. electrons that transfer from a low energy level to a high energy level
d. the intensity of agitation of atoms in a hot gas
e. the motion of an object toward or away from the observer