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Author Question: Which stellar spectral type has strong molecular absorption lines in its optical spectrum? A) M ... (Read 25 times)

karlynnae

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on: Jul 27, 2018
Which stellar spectral type has strong molecular absorption lines in its optical spectrum?
 
  A) M B) G C) K D) O E) B

Question 2

The Metonic cycle is the
 
  A) 18-year, 11-day period over which the pattern of eclipses repeats.
  B) period between successive Easters.
  C) 12-month period of a lunar calendar.
  D) 19-year period over which the lunar phases occur on about the same dates.
  E) 29 1/2-day period of the lunar cycle.


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ciecieme

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

A

Answer to Question 2

D


karlynnae

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Reply 2 on: Jul 27, 2018
Wow, this really help

mohan

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Reply 3 on: Yesterday
Excellent

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