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 86 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?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

The characteristically small and relatively short-legged reindeer from Svalbard The characteristically small and relatively short-legged reindeer from Svalbard
Snout and mouth of sand tiger shark, showing protruding teeth and small eyes Snout and mouth of sand tiger shark, showing protruding teeth and small eyes
Small intestine. Small intestine.
This battery-powered tester uses light-emitting diodes (LEDs), meter lead terminals, and two small ... This battery-powered tester uses light-emitting diodes (LEDs), meter lead terminals, and two small ...
Using small, circular strokes, exfoliate the client’s neck and back. Using small, circular strokes, exfoliate the client’s neck and back.
Digestion & Absorption in the Small Intestine Digestion & Absorption in the Small Intestine
Video: HIV Infection: Viral life cycle

For a complete list of videos, visit our video library