Which of the following correctly describes how light will be ...

[dollx]

Which of the following correctly describes how light will be affected as it tries to escape from a massive object?
 
  A) Light escaping from a compact massive object, such as a neutron star, will be redshifted.
  B) Visible light escaping from a compact massive object, such as a neutron star, will be redshifted, but higher frequencies, such as X-rays and gamma rays, will not be affected.
  C) Less energetic light will not be able to escape from a compact massive object, such as a neutron star, but more energetic light will be able to.
  D) Light escaping from a compact massive object, such as a neutron star, will be blueshifted.
  E) Light doesn't have mass; therefore, it is not affected by gravity.

Question 2

Compared to the spirals, elliptical galaxies tend to be more dusty.
 
  Indicate whether the statement is true or false

[maya.nigrin17@yahoo.com]

Answer to Question 1

A

Answer to Question 2

FALSE

[dollx]

Excellent

[aruss1303]

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