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

Author Question: From a distance of 1 AU, the gravity of a three-solar-mass star is ________ the gravity of a ... (Read 101 times)

karateprodigy

  • Hero Member
  • *****
  • Posts: 550
From a distance of 1 AU, the gravity of a three-solar-mass star is ________ the gravity of a lower-limit stellar black hole.
 
  Fill in the blank(s) with correct word

Question 2

Which of the following gives the two main assumptions of theoretical models of galaxy evolution?
 
  A) Hydrogen and helium filled all of space, and the entire universe had exactly the same density everywhere.
  B) The universe has always been expanding, and denser areas contracted to form the first stars.
  C) Hydrogen and helium filled all of space, and certain regions of the universe were slightly denser than others.
  D) The beginning of the universe is modeled after a supernova explosion, and all elements were produced by this exploding star.
  E) The universe was composed originally only of hydrogen, and all the other elements came from stars.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bdobbins

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

the same as

Answer to Question 2

C




karateprodigy

  • Member
  • Posts: 550
Reply 2 on: Jul 27, 2018
Thanks for the timely response, appreciate it


smrtceo

  • Member
  • Posts: 344
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Did you know?

Lower drug doses for elderly patients should be used first, with titrations of the dose as tolerated to prevent unwanted drug-related pharmacodynamic effects.

For a complete list of videos, visit our video library