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 46 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


fatboyy09

  • Member
  • Posts: 358
Reply 3 on: Yesterday
:D TYSM

 

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Did you know?

The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

For a complete list of videos, visit our video library