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Home Q & A Board Science-Related Homework Help Physics Astronomy
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Ojs123 Ojs123
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6 years ago
The least massive main-sequence stars have a/an _____ luminosity class and a/an _____ spectral class.
 
  Fill in the blank(s) with correct word

Question 2

The calculated Schwarzschild radius of a 2-Mo black hole is approximately
 
  a. 6 km.
  b. 4 km.
  c. 2 km.
  d. 12 km.
  e. 36 km.

Question 3

__________________ is/are caused by the interaction of light waves with the telescope's apertures and thus limit the detail visible in an image.
 
  Fill in the blank(s) with correct word

Question 4

The most massive main-sequence stars are the ________ spectral class and the ________ luminosity class.
 
  Fill in the blank(s) with correct word

Question 5

At extremely high densities and temperatures, electrons can be forced to fuse with protons. This reaction produces
 
  a. hydrogen.
  b. helium and energy.
  c. degenerate electrons.
  d. neutrons and neutrinos.
  e. large amounts of radio radiation.
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leahx3leahx3
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6 years ago
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Ojs123 Author
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#2
6 years ago
Amazing, correctly answered
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