This topic contains a solution. Click here to go to the answer

Author Question: The ____ of an object can be measured in degrees. a. apparent brightness b. apparent magnitude ... (Read 144 times)

bucstennis@aim.com

  • Hero Member
  • *****
  • Posts: 532
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.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Jevvish

  • Sr. Member
  • ****
  • Posts: 326
Answer to Question 1

d

Answer to Question 2

d




Jevvish

  • Sr. Member
  • ****
  • Posts: 326

 

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.

Did you know?

Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

Did you know?

The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

For a complete list of videos, visit our video library