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

Author Question: The search for black holes involves searching for a. single stars that emit large amounts of ... (Read 59 times)

lindiwe

  • Hero Member
  • *****
  • Posts: 577
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



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Jossy

  • Sr. Member
  • ****
  • Posts: 336
Answer to Question 1

b

Answer to Question 2

seeing



lindiwe

  • Hero Member
  • *****
  • Posts: 577
Both answers were spot on, thank you once again



Jossy

  • Sr. Member
  • ****
  • Posts: 336

 

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

Your heart beats over 36 million times a year.

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

For a complete list of videos, visit our video library