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Author Question: The ____ of an object can be measured in degrees. a. apparent brightness b. apparent magnitude ... (Read 127 times)

bucstennis@aim.com

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on: Jul 27, 2018
The ____ of an object can be measured in degrees.
 
  a. apparent brightness
  b. apparent magnitude
  c. zenith
  d. angular diameter
  e. color

Question 2

The star Vega has an apparent visual magnitude of 0.03 and the star HR 4374 has an apparent visual magnitude of 4.87 . It has been determined that both stars are at the same distance from Earth. What does this information tell us about the two stars?
 
  a. Vega must be closer to Earth than HR 4374.
  b. Vega must be farther from Earth than HR 4374.
  c. Vega must produce less energy per second than HR 4374.
  d. Vega must produce more energy per second than HR 4374.
  e. Vega will appear fainter to us than HR 4374.


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Jevvish

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Reply #1 on: Jul 27, 2018
Answer to Question 1

d

Answer to Question 2

d


bucstennis@aim.com

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Reply #2 on: Jul 27, 2018
Thank you!


Jevvish

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Reply #3 on: Jul 27, 2018
Always glad to help...


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