This topic contains a solution. Click here to go to the answer

Author Question: What is the best description of Hanny's Voorwerp? a. spiral galaxies with unusually luminous ... (Read 65 times)

iveyjurea

  • Hero Member
  • *****
  • Posts: 555
What is the best description of Hanny's Voorwerp?
 
  a. spiral galaxies with unusually luminous nuclei
 b. elliptical galaxies with very broad emission lines
 c. a type of double-exhaust model
 d. extremely luminous objects with high redshifts
 e. glowing green gases due to excitation from energy from an active core

Question 2

The Stefan-Boltzmann law relates the ____.
 
  a. energy emitted from a surface every second to the temperature of the surface
  b. wavelength of peak intensity to the Kelvin temperature
 c. binding energy to the Coulomb force
 d. difference in energy level to the wavelength of the emitted photon
 e. observed wavelength to the velocity of the object



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

xthemafja

  • Sr. Member
  • ****
  • Posts: 348
Answer to Question 1

e

Answer to Question 2

a




iveyjurea

  • Member
  • Posts: 555
Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it


ultraflyy23

  • Member
  • Posts: 312
Reply 3 on: Yesterday
Excellent

 

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Did you know?

Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

For a complete list of videos, visit our video library