Author Question: Star streams that are seen around the Milky Way Galaxy are probably the result of: A) stars ... (Read 31 times)

mp14

  • Hero Member
  • *****
  • Posts: 534
Star streams that are seen around the Milky Way Galaxy are probably the result of:
 
  A) stars ejected from the Galaxy by gravitational encounters with the central black hole.
  B) tidal interactions with satellite galaxies.
  C) a collision with a large galaxy in the distant past.
  D) stars being pulled from the Andromeda Galaxy.
  E) spiral density waves.

Question 2

If a white dwarf gains sufficient mass, it can become a:
 
  A) brown dwarf.
  B) type II supernova.
  C) type I supernova.
  D) planetary nebula.
  E) black dwarf.



Tonny

  • Sr. Member
  • ****
  • Posts: 341
Answer to Question 1

B

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

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.

Did you know?

As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

Did you know?

The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

Did you know?

Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

For a complete list of videos, visit our video library