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Author Question: Which of the following types of galaxies have a disk and spheroidal component but lack spiral arms? ... (Read 77 times)

imowrer

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on: Jul 27, 2018
Which of the following types of galaxies have a disk and spheroidal component but lack spiral arms?
 
  A) lenticulars B) ellipticals C) irregulars D) all of the above

Question 2

Relate sunspots and prominences.
 
  What will be an ideal response?


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AngeliqueG

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

A

Answer to Question 2

Sunspots are magnetic poles, but the field lines extend upward between the spots; hydrogen atoms condense along these field lines and falls back toward the Sun, radiating red light as it cools off.


imowrer

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Reply 2 on: Jul 27, 2018
:D TYSM

xiaomengxian

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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