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

Author Question: A__________is an otherwise normal spiral galaxy with an unusually bright, small core that fluctuates ... (Read 55 times)

casperchen82

  • Hero Member
  • *****
  • Posts: 540
on: Jul 27, 2018
A__________is an otherwise normal spiral galaxy with an unusually bright, small core that fluctuates in brightness.
 
  A) pulsar
  B) blazar
  C) Seyfert galaxy
  D) Markarian galaxy

Question 2

Of all the galaxies, _____ are easiest to notice.
 
  A) elliptical galaxies
  B) spiral galaxies
  C) lenticular galaxies
  D) dwarf spheroidal galaxies


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ambernicolefink

  • Sr. Member
  • ****
  • Posts: 359
Reply #1 on: Jul 27, 2018
Answer to Question 1

C

Answer to Question 2

B


casperchen82

  • Member
  • Posts: 540
Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

dantucker

  • Member
  • Posts: 346
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Most fungi that pathogenically affect humans live in soil. If a person is not healthy, has an open wound, or is immunocompromised, a fungal infection can be very aggressive.

Did you know?

For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.

Did you know?

The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.

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?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Approximately 1 pound (0.45 kg) of ground elk meat formed into patties; note the relatively small fa Approximately 1 pound (0.45 kg) of ground elk meat formed into patties; note the relatively small fa
Small Munsterländer Small Munsterländer
Some of the many small molecules found in cells Some of the many small molecules found in cells
Comparison of normal and sickle cell red blood cells. Comparison of normal and sickle cell red blood cells.
Small Town USA: Struggling to Survive Small Town USA: Struggling to Survive
Normal vs. Frank Breech Normal vs. Frank Breech
Video: Energy Flow - Trophic Levels and Food

For a complete list of videos, visit our video library