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Home Q & A Board Science-Related Homework Help Physics Astronomy
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qwerqwerqer qwerqwerqer
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6 years ago
In which way does a photon of blue light NOT differ from a photon of red light?
 
  a. energy
  b. speed
  c. wavelength
  d. color
  e. frequency

Question 2

If a star with an absolute magnitude of 5 has an apparent magnitude of +5, then its distance is
 
  a. 1 pc.
  b. 10 pc.
  c. 100 pc.
  d. 1000 pc.
  e. 10,000 pc.

Question 3

What is the relationship between color and wavelength for light?
 
  a. Wavelength increases from blue light to red light.
  b. Wavelength decreases from blue light to red light.
  c. All colors of light have the same wavelength.
  d. Wavelength depends on intensity not color.

Question 4

If a star has a parallax of 0.02 seconds of arc, then its distance is
 
  a. 20 pc.
  b. 50 pc.
  c. 2 pc.
  d. 5 pc.
  e. 500 pc.
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InagambitInagambit
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6 years ago
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qwerqwerqer Author
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#2
6 years ago
This helps so much, thank you for responding so quickly...
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#3
6 years ago
No worries, I was online and bored Grinning Face with Smiling Eyes
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