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Author Question: The search for black holes involves searching for a. single stars that emit large amounts of ... (Read 47 times)

lindiwe

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on: Jul 27, 2018
The search for black holes involves searching for
 
  a. single stars that emit large amounts of X-rays.
  b. X-ray binaries where the compact companion has a mass in excess of 3 Mo.
  c. large spherical regions from which no light is detected.
  d. pulsars with periods less than one millisecond.
  e. pulsars that are orbited by planets.

Question 2

The ___________________ _ is a measure of the clarity of the atmosphere.
 
  Fill in the blank(s) with correct word


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Jossy

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

b

Answer to Question 2

seeing


lindiwe

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Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


Jossy

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Reply #3 on: Jul 27, 2018
Great! Please up vote :D


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