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 99 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?

Most women experience menopause in their 50s. However, in 1994, an Italian woman gave birth to a baby boy when she was 61 years old.

Did you know?

Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Did you know?

In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.

For a complete list of videos, visit our video library