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

Author Question: Valles Marineris is a long valley on Mars believed to resemble the rift valleys of eastern Africa. ... (Read 71 times)

CORALGRILL2014

  • Hero Member
  • *****
  • Posts: 525
Valles Marineris is a long valley on Mars believed to resemble the rift valleys of eastern Africa.
 
  Indicate whether the statement is true or false

Question 2

What is the major observational difference between a Seyfert galaxy and a normal spiral galaxy?
 
  a. Normal spiral galaxies usually have shorter spiral arms.
  b. Normal spiral galaxies never contain a supermassive black hole at their center.
  c. The central region of a Seyfert galaxy is much brighter.
  d. Seyfert galaxies don't contain any star formation.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

coreycathey

  • Sr. Member
  • ****
  • Posts: 333
Answer to Question 1

T

Answer to Question 2

C




CORALGRILL2014

  • Member
  • Posts: 525
Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it


raili21

  • Member
  • Posts: 324
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

For a complete list of videos, visit our video library