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

Author Question: In which of the following models will the universe stop expanding? A) open universe B) critical ... (Read 37 times)

gonzo233

  • Hero Member
  • *****
  • Posts: 557
In which of the following models will the universe stop expanding?
 
  A) open universe
  B) critical density universe
  C) steady state universe
  D) closed universe
  E) All have an ultimate collapse.

Question 2

Which of the following phenomena are not thought to be results of collisions or other interactions between galaxies?
 
  A) the fact that spiral galaxies have both disk and halo components
  B) the fact that elliptical galaxies are more common in clusters of galaxies than outside clusters
  C) starbursts
  D) the presence of very large, central dominant galaxies in clusters of galaxies



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

zacnyjessica

  • Sr. Member
  • ****
  • Posts: 345
Answer to Question 1

D

Answer to Question 2

A





 

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

Did you know?

The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

For a complete list of videos, visit our video library