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

Author Question: How can some mergers activate spirals, and others destroy them? What will be an ideal ... (Read 42 times)

AEWBW

  • Hero Member
  • *****
  • Posts: 579
How can some mergers activate spirals, and others destroy them?
 
  What will be an ideal response?

Question 2

What percentage of the surface of Venus could be characterized as continental-sized highlands?
 
  A) less than 10
  B) about 30, like the Earth
  C) 45
  D) 75
  E) 100



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

6ana001

  • Sr. Member
  • ****
  • Posts: 311
Answer to Question 1

A merger between equally massive galaxies may create a giant elliptical, without arms, while a small galaxy sideswiping a large spiral may draw out even more striking spiral structure, such as in M51, the Whirlpool Galaxy.

Answer to Question 2

A




6ana001

  • Sr. Member
  • ****
  • Posts: 311

 

Did you know?

Pregnant women usually experience a heightened sense of smell beginning late in the first trimester. Some experts call this the body's way of protecting a pregnant woman from foods that are unsafe for the fetus.

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

Your chance of developing a kidney stone is 1 in 10. In recent years, approximately 3.7 million people in the United States were diagnosed with a kidney disease.

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

For a complete list of videos, visit our video library