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

Author Question: The size of a black hole, its Schwarzschild radius, is simply proportional to its _____. A) mass ... (Read 42 times)

ts19998

  • Hero Member
  • *****
  • Posts: 531
on: Jul 27, 2018
The size of a black hole, its Schwarzschild radius, is simply proportional to its _____.
 
  A) mass
  B) luminosity
  C) temperature
  D) density

Question 2

Which of the following is a reason why low-mass stars cannot get very hot when they contract?
 
  A) They are unable to convert gravitational energy into thermal energy.
  B) They have limited gravitational energy.
  C) They get very hot and hence can ignite several nuclear fuels.
  D) They can sustain hydrogen fusion only if their masses are less than 0.08 solar mass.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

leannegxo

  • Sr. Member
  • ****
  • Posts: 374
Reply #1 on: Jul 27, 2018
Answer to Question 1

A

Answer to Question 2

B


ts19998

  • Member
  • Posts: 531
Reply 2 on: Jul 27, 2018
:D TYSM

cpetit11

  • Member
  • Posts: 321
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.

Did you know?

Giardia is one of the most common intestinal parasites worldwide, and infects up to 20% of the world population, mostly in poorer countries with inadequate sanitation. Infections are most common in children, though chronic Giardia is more common in adults.

Did you know?

Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

Did you know?

Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.

The Grants and natural selection of beak size among the medium ground finch. The Grants and natural selection of beak size among the medium ground finch.
Use dye specifically made for coolant when checking for leaks using a black light. Use dye specifically made for coolant when checking for leaks using a black light.
Air Mass Thunderstorms Air Mass Thunderstorms
What is the mass % of H2S04 in concentrated sulfuric acid? What is the mass % of H2S04 in concentrated sulfuric acid?
Video: HIV Infection: Viral life cycle

For a complete list of videos, visit our video library