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Author Question: The most common molecule in a molecular cloud is: A) methane, CH4. B) molecular hydrogen, H2. ... (Read 50 times)

ENagel

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on: Jul 27, 2018
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?


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quynhmickitran

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Reply #1 on: Jul 27, 2018
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

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Reply 2 on: Jul 27, 2018
:D TYSM

Joy Chen

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Reply 3 on: Yesterday
Excellent

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