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

Author Question: Which kind of active galaxies has been observed at the greatest distances from us? a. Seyfert ... (Read 53 times)

tatyanajohnson

  • Hero Member
  • *****
  • Posts: 569
on: Jul 27, 2018
Which kind of active galaxies has been observed at the greatest distances from us?
 
  a. Seyfert galaxies
  b. radio galaxies
  c. quasars

Question 2

A white dwarf is composed of
 
  a. hydrogen nuclei and degenerate electrons.
  b. helium nuclei and normal electrons.
  c. carbon and oxygen nuclei and degenerate electrons.
  d. degenerate iron nuclei.
  e. a helium burning core and a hydrogen burning shell.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Anna

  • Sr. Member
  • ****
  • Posts: 343
Reply #1 on: Jul 27, 2018
Answer to Question 1

c

Answer to Question 2

c


tatyanajohnson

  • Member
  • Posts: 569
Reply 2 on: Jul 27, 2018
Gracias!

Sarahjh

  • Member
  • Posts: 370
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

Atropine was named after the Greek goddess Atropos, the oldest and ugliest of the three sisters known as the Fates, who controlled the destiny of men.

Did you know?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

Did you know?

The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

The enhancement effect observed by Emerson. The enhancement effect observed by Emerson.
Spiral Galaxies Seen Nearly Edge On from the Milky Way Spiral Galaxies Seen Nearly Edge On from the Milky Way
Giant Elliptical Galaxies Giant Elliptical Galaxies
Bell Curve for Intelligence IQ scores for a population-based sample usually fall into this kind of Bell Curve for Intelligence IQ scores for a population-based sample usually fall into this kind of
Many older adults live active lives well into their eighties and beyond. Many older adults live active lives well into their eighties and beyond.
Teens who date in early adoles-cence are more likely to become sexually active Teens who date in early adoles-cence are more likely to become sexually active
Video: Sigmoidoscopy

For a complete list of videos, visit our video library