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Author Question: The Great Nebula in Orion, M-42, is a low-density cloud of hot gas. Use Kirchhoff's laws to describe ... (Read 212 times)

LCritchfi

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on: Jul 27, 2018
The Great Nebula in Orion, M-42, is a low-density cloud of hot gas. Use Kirchhoff's laws to describe its spectrum.
 
  What will be an ideal response?

Question 2

The numbers of sunspots and their activity peak about every
 
  A) 36 days.
  B) six months.
  C) year.
  D) eleven years.
  E) 76 years.


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mfedorka

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

Kirchhoff's second law notes that a hot thin gas will create an emission spectrum of bright lines through the spectroscope.

Answer to Question 2

D


LCritchfi

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Reply 2 on: Jul 27, 2018
Gracias!

mjenn52

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Reply 3 on: Yesterday
Excellent

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