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Author Question: The Milky Way and other spiral galaxies ____. a. must have formed recently, because they contain ... (Read 22 times)

charchew

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on: Jul 27, 2018
The Milky Way and other spiral galaxies ____.
 
  a. must have formed recently, because they contain young stars
 b. formed spiral arms as the result of major collisions with other galaxies
  c. created their disks through the process of galactic cannibalism
 d. must be very old because they contain so much gas and dust
 e. cannot maintain their disk structure if they suffer a major collision

Question 2

A optical distortion of refracting telescopes called _______________ causes a separation of colors, such as when you focus on one color, the other colors in an image are blurred.
 
  Fill in the blank(s) with correct word


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bitingbit

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Reply #1 on: Jul 27, 2018
Answer to Question 1

e

Answer to Question 2

chromatic aberration


charchew

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Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it

kilada

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Reply 3 on: Yesterday
Wow, this really help

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