This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Why should we expect quasars to be small? How small should we expect them to be? What will be an ... (Read 354 times)

09madisonrousseau09

  • Hero Member
  • *****
  • Posts: 559
on: Jul 27, 2018
Why should we expect quasars to be small? How small should we expect them to be?
 
  What will be an ideal response?

Question 2

Giant and supergiant stars are rare because that stage of stellar evolution is short.
 
  a. True
  b. False
  Indicate whether the statement is true or false


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

shayla

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Jul 27, 2018
Answer to Question 1

Quasars fluctuate rapidly which shows that they are small objects, not more than a few light-hours in diametersmaller than our Solar System

Answer to Question 2

True


09madisonrousseau09

  • Hero Member
  • *****
  • Posts: 559
Reply #2 on: Jul 27, 2018
Thanks


shayla

  • Sr. Member
  • ****
  • Posts: 323
Reply #3 on: Jul 27, 2018
Welcome :)


« previous next »
 

Did you know?

Hypertension is a silent killer because it is deadly and has no significant early symptoms. The danger from hypertension is the extra load on the heart, which can lead to hypertensive heart disease and kidney damage. This occurs without any major symptoms until the high blood pressure becomes extreme. Regular blood pressure checks are an important method of catching hypertension before it can kill you.

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Volvulus. A volvulus results when the small intestine twists, causing an obstruction that can lead t Volvulus. A volvulus results when the small intestine twists, causing an obstruction that can lead t
Early instructions for administration of the small pox vaccine. Early instructions for administration of the small pox vaccine.
Common skin signs are often evidence of an illness or disorder. A pustule is a small, elevated, ... Common skin signs are often evidence of an illness or disorder. A pustule is a small, elevated, ...
Ileal conduit. A segment of ileum is separated from the small intestine and formed into a tubular ... Ileal conduit. A segment of ileum is separated from the small intestine and formed into a tubular ...
Economic recession in 2008 saw a small decrease in demand Economic recession in 2008 saw a small decrease in demand
Anatomy of the Small Intestine Anatomy of the Small Intestine
Video: Introduction to Genetics

For a complete list of videos, visit our video library