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 38 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?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

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.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

For a complete list of videos, visit our video library