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Home Q & A Board Science-Related Homework Help Physics Astronomy
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jina jina
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6 years ago
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.

Question 3

Why was it advantageous for the Voyager mission to consist of flybys rather than orbiters?
 
  A) Spacecraft making flybys can return to Earth more quickly than orbiters.
  B) Each individual spacecraft was able to visit more than one planet.
  C) It was easier for data to be radioed back to Earth with flybys than orbiters.
  D) Flyby spacecraft can get closer to a planet than an orbiting spacecraft.

Question 4

If we increased the pressure in the gas of a blackbody, how will the spectral lines be affected?
 
  What will be an ideal response?
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michjfrg88michjfrg88
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6 years ago
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jina Author
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#2
6 years ago
Dude, you're awesome. I wish I had you as my teacher!
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#3
6 years ago
Come to the forum always, I'll be around to assist you again
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