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

Author Question: The traditional top-down hypothesis states that the galaxy formed a. from a large spherical cloud ... (Read 76 times)

Kthamas

  • Hero Member
  • *****
  • Posts: 546
The traditional top-down hypothesis states that the galaxy formed
 
  a. from a large spherical cloud of gas that was rotating very slowly.
  b. from a large cloud of material that broke off a larger galaxy.
  c. from material that had been ejected in the violent explosion of a dying galaxy.
  d. as a result of mergers between several smaller groups of gas, dust, and stars.
  e. as two massive galaxies collided.

Question 2

The visual pink glow of the Great Nebula in Orion
 
  a. is a Herbig-Haro object.
  b. is a reflection nebula of dust.
  c. is an emission nebula of thin gas.
  d. contains only young low mass stars.
  e. is believed to be about 5 billion years old.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

tmlewis4706

  • Sr. Member
  • ****
  • Posts: 295
Answer to Question 1

a

Answer to Question 2

c




Kthamas

  • Member
  • Posts: 546
Reply 2 on: Jul 27, 2018
Excellent


irishcancer18

  • Member
  • Posts: 310
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

By definition, when a medication is administered intravenously, its bioavailability is 100%.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

Did you know?

Many people have small pouches in their colons that bulge outward through weak spots. Each pouch is called a diverticulum. About 10% of Americans older than age 40 years have diverticulosis, which, when the pouches become infected or inflamed, is called diverticulitis. The main cause of diverticular disease is a low-fiber diet.

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

For a complete list of videos, visit our video library