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Home Q & A Board Science-Related Homework Help Physics Astronomy
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tere tere
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6 years ago
When looking for the Doppler Wobble (radial velocity changes detected due to Doppler shifts), which mass combination is most likely to be detected?
 
  A) High mass star, high mass planet
  B) High mass star, low mass planet
  C) Low mass star, high mass planet
  D) Low mass star, low mass planet
  E) A high mass planet; the mass of the star is irrelevant.

Question 2

If dark nebulae are really dark, how do we know they are there?
 
  What will be an ideal response?

Question 3

Two stars, Fred and Barney, are of the same size. Fred has spectral type F, while Barney has spectral type B. Which one is more luminous?
 
  What will be an ideal response?

Question 4

Shapley found the Sun is located about halfway out the disk from the center of the disk of the Galaxy.
 
  Indicate whether the statement is true or false

Question 5

What is meant by the wavelength of light? By its frequency? Show how they are related to each other.
 
  What will be an ideal response?
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merana.potrosmerana.potros
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6 years ago
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tere Author
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#2
6 years ago
SoOoOoOo very smart
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