« previous next »

Author Question: According to the Hubble law, the relationship between the distances to galaxies and the apparent ... (Read 66 times)

Mimi

  • Hero Member
  • *****
  • Posts: 542
on: Jul 27, 2018
According to the Hubble law, the relationship between the distances to galaxies and the apparent velocity of recession is _____.
 
  A) linear
  B) exponential
  C) quadratic
  D) inverse

Question 2

In the context of the unified model of active galactic nuclei (AGN), you see jets of gas and radiation emerging perpendicular to the accretion disk of an AGN and coming straight at you if:
 
  A) the accretion disk is tilted at an angle of 30 degrees to your line of sight.
  B) you look directly into the central cavity around the black hole.
  C) you view the accretion disk from its edge.
  D) the accretion disk is tilted at an angle of 60 degrees to your line of sight.


kbennett34

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

A

Answer to Question 2

B


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

The relationship between free energy and electron movement along the electron transport chain The relationship between free energy and electron movement along the electron transport chain
Part of the Hubble Ultra-Deep Field image showing a typical section of space containing galaxies int Part of the Hubble Ultra-Deep Field image showing a typical section of space containing galaxies int
Animation of the apparent retrograde motion of Mars in 2003 as seen from Earth Animation of the apparent retrograde motion of Mars in 2003 as seen from Earth
The relationship between pH, pKa, and the dissociation of an acid The relationship between pH, pKa, and the dissociation of an acid
Relationship between Latitude and Income per Capita Relationship between Latitude and Income per Capita
The relationship between maternal age and the frequency of trisomy 21 (Down syndrome). The risk incr The relationship between maternal age and the frequency of trisomy 21 (Down syndrome). The risk incr
Video: Acid-base imbalances - compensation of respiratory acidosis and alkalosis

For a complete list of videos, visit our video library