Author Question: We know Mercury must have a large metal core because it has a high density. Indicate whether the ... (Read 83 times)

RYAN BANYAN

  • Hero Member
  • *****
  • Posts: 563
We know Mercury must have a large metal core because it has a high density.
 
  Indicate whether the statement is true or false

Question 2

In the unified model of active galactic nuclei, the broad line region in an active galactic nucleus is
 
  a. composed of clouds of gas and stars moving at very high orbital velocities near a supermassive black hole.
  b. composed of a super massive black hole surrounded with empty space
  c. responsible for producing the bright continuous radiation from within the event horizon.
  d. responsible for the narrow absorption lines seen in Type 2 Seyfert galaxies.
  e. located far from the core beyond the disk of stars of the galaxy



momolu

  • Sr. Member
  • ****
  • Posts: 320
Answer to Question 1

T

Answer to Question 2

A



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

RYAN BANYAN

  • Hero Member
  • *****
  • Posts: 563
Both answers were spot on, thank you once again



momolu

  • Sr. Member
  • ****
  • Posts: 320

 

Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

Did you know?

The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

For a complete list of videos, visit our video library