The most common molecule in a molecular cloud is: A) methane, ...

[ENagel]

The most common molecule in a molecular cloud is:
 
  A) methane, CH4.
  B) molecular hydrogen, H2.
  C) carbon monoxide, CO.
  D) water, H2O.
  E) ammonia, NH3.

Question 2

Explain how adaptive optics works.
 
  What will be an ideal response?

[quynhmickitran]

Answer to Question 1

B

Answer to Question 2

Adaptive optics corrects for atmospheric distortion by following the distortion of a bright star, possibly an artificial star created by a laser, and rapidly changing the shape of a mirror using computer-controlled actuators to compensate for the distortion.

[ENagel]

Gracias!

[nathang24]

Thanks for the timely response, appreciate it