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

Author Question: Different types of active galaxies are caused by different orientations of the central black hole's ... (Read 22 times)

SO00

  • Hero Member
  • *****
  • Posts: 568
on: Jul 27, 2018
Different types of active galaxies are caused by different orientations of the central black hole's _______________.
 
  Fill in the blank(s) with correct word

Question 2

What is the use of the Doppler effect able to tell you about the motion of an object? What is it unable to tell you?
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

srodz

  • Sr. Member
  • ****
  • Posts: 333
Reply #1 on: Jul 27, 2018
Answer to Question 1

accretion disk

Answer to Question 2

The Doppler effect can only determine the part of the object's velocity that is directed towards, or away from the observer on a straight line. The Doppler effect cannot detect any part of the velocity that is perpendicular to the line of sight.


SO00

  • Member
  • Posts: 568
Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

kswal303

  • Member
  • Posts: 316
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

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?

The term bacteria was devised in the 19th century by German biologist Ferdinand Cohn. He based it on the Greek word "bakterion" meaning a small rod or staff. Cohn is considered to be the father of modern bacteriology.

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Did you know?

Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

Four lions take down a cape buffalo in the central Serengeti, Tanzania Four lions take down a cape buffalo in the central Serengeti, Tanzania
Types of Soil Porosity Types of Soil Porosity
Blood coagulation pathways in vivo showing the central role played by thrombin Blood coagulation pathways in vivo showing the central role played by thrombin
Structures of four common types of DNA-binding motifs from eukaryotic transcription factors Structures of four common types of DNA-binding motifs from eukaryotic transcription factors
Blood Groups and Blood Types Blood Groups and Blood Types
Video: Transmission Across a Synapse

For a complete list of videos, visit our video library