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

Author Question: What is the best description of Hanny's Voorwerp? a. spiral galaxies with unusually luminous ... (Read 62 times)

iveyjurea

  • Hero Member
  • *****
  • Posts: 555
on: Jul 27, 2018
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
Reply #1 on: Jul 27, 2018
Answer to Question 1

e

Answer to Question 2

a


iveyjurea

  • Member
  • Posts: 555
Reply 2 on: Jul 27, 2018
Excellent

Missbam101

  • Member
  • Posts: 341
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Barred Spiral Galaxies Barred Spiral Galaxies
A Cluster of Galaxies A Cluster of Galaxies
Distant Galaxies Distant Galaxies
Robert Smithson, Spiral Jetty. Robert Smithson, Spiral Jetty.
Drug Classification and Description of Use Drug Classification and Description of Use
Barred Spiral Galaxy Barred Spiral Galaxy
Video: Introduction to Autism

For a complete list of videos, visit our video library