This topic contains a solution. Click here to go to the answer

Author Question: Quasars ____. a. are common at all ages of the Universe b. are the early stages of what become ... (Read 83 times)

leilurhhh

  • Hero Member
  • *****
  • Posts: 560
Quasars ____.
 
  a. are common at all ages of the Universe
 b. are the early stages of what become Seyfert galaxies
 c. disrupt galactic formation and become isolated black holes
  d. are an early stage of the formation of common galaxies
  e. are formed from double-lobed radio galaxies

Question 2

An atom can only have orbits of certain sizes, called _______________ orbits.
 
  Fill in the blank(s) with correct word



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

akpaschal

  • Sr. Member
  • ****
  • Posts: 342
Answer to Question 1

d

Answer to Question 2

permitted





 

Did you know?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Did you know?

Patients should never assume they are being given the appropriate drugs. They should make sure they know which drugs are being prescribed, and always double-check that the drugs received match the prescription.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Did you know?

About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

Did you know?

Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

For a complete list of videos, visit our video library