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Author Question: How can some mergers activate spirals, and others destroy them? What will be an ideal ... (Read 47 times)

AEWBW

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on: Jul 27, 2018
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


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6ana001

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Reply #1 on: Jul 27, 2018
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


AEWBW

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Reply #2 on: Jul 27, 2018
TY


6ana001

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Reply #3 on: Jul 27, 2018
You're welcome


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