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 53 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?

In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

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.

For a complete list of videos, visit our video library