This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: The Great Nebula in Orion, M-42, is a low-density cloud of hot gas. Use Kirchhoff's laws to describe ... (Read 215 times)

LCritchfi

  • Hero Member
  • *****
  • Posts: 519
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.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mfedorka

  • Sr. Member
  • ****
  • Posts: 324
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

  • Member
  • Posts: 519
Reply 2 on: Jul 27, 2018
Excellent

smrtceo

  • Member
  • Posts: 344
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

Three ways that factors affect mortality in response to changes in population density. Three ways that factors affect mortality in response to changes in population density.
Cloud types Cloud types
Courtyard of the Great Mosque of Damascus. Courtyard of the Great Mosque of Damascus.
J. M. W. Turner, Rain, Steam, and Speed—The Great Western Railway. J. M. W. Turner, Rain, Steam, and Speed—The Great Western Railway.
If the density of an unknown gas is 2.59 g/L at STP, what is its molar mass? If the density of an unknown gas is 2.59 g/L at STP, what is its molar mass?
Describe the Conceptual Forecasting Framework in your own words. Describe the Conceptual Forecasting Framework in your own words.
Video: Bond types - Atomic structure and basis of bonds

For a complete list of videos, visit our video library