This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Any main-sequence star over 25 solar masses will probably retain enough matter in its core after its ... (Read 74 times)

abc

  • Hero Member
  • *****
  • Posts: 543
on: Jul 27, 2018
Any main-sequence star over 25 solar masses will probably retain enough matter in its core after its supernova to make a black hole.
 
  Indicate whether the statement is true or false

Question 2

What is the best evidence for a supermassive black hole in the center of the Milky Way Galaxy?
 
  A) amazing filaments of radio emission swirling around the center of the galaxy
  B) the motions of stars around a mysterious dark object
  C) The existence of the Milky Way itself: The mass of the black hole is essential to gravitationally bind the galaxy together, so it doesn't fly apart.
  D) the gigantic bursts of X-ray energy from a mysterious dark object


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bfulkerson77

  • Sr. Member
  • ****
  • Posts: 331
Reply #1 on: Jul 27, 2018
Answer to Question 1

TRUE

Answer to Question 2

B


abc

  • Hero Member
  • *****
  • Posts: 543
Reply #2 on: Jul 27, 2018
TY


bfulkerson77

  • Sr. Member
  • ****
  • Posts: 331
Reply #3 on: Jul 27, 2018
You're welcome


« previous next »
 

Did you know?

The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

Did you know?

Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

Did you know?

No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

The Core of the Rosette Nebula The Core of the Rosette Nebula
The violation of mores is a serious matter. In this case, it is serious enough that security at an ... The violation of mores is a serious matter. In this case, it is serious enough that security at an ...
Example of Index entry with Main Term and indented subterms. Example of Index entry with Main Term and indented subterms.
The Main Macromolecules in Cells The Main Macromolecules in Cells
An insertion sequence (IS), shown in purple An insertion sequence (IS), shown in purple
The 20 CODIS Core Locia The 20 CODIS Core Locia
Video: Michaelis–Menten equation & Kinetic parameters

For a complete list of videos, visit our video library