Astronomer's believe that a spiral galaxy may form: A) from a ...

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Astronomer's believe that a spiral galaxy may form:
 
  A) from a collision between a small and large galaxy.
  B) due to a quasar shutting down.
  C) from the sudden contraction of an elliptical galaxy.
  D) from the collision of two giant elliptical galaxies.
  E) from the explosion of a dwarf irregular galaxy.

Question 2

Why can many more people witness a total lunar eclipse than a total solar eclipse?
 
  What will be an ideal response?

[Bigfoot1984]

Answer to Question 1

A

Answer to Question 2

For a total solar eclipse to be seen, the observer must be in the Moon's umbra, a shadow only about a hundred miles across, while everyone on the night side of the Earth can look up to witness the full moon moving though our shadow.

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Thank you!

[Bigfoot1984]

Always glad to help...