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

Author Question: When viewed from nearby, a black hole in empty space _____. a. has a funnel shape, extending to ... (Read 57 times)

tiffannnnyyyyyy

  • Hero Member
  • *****
  • Posts: 512
When viewed from nearby, a black hole in empty space _____.
 
  a. has a funnel shape, extending to the event horizon
 b. glows in X-rays and gamma-rays from superheated surface
  c. is invisible
 d. would look like a dark sphere the size of Earth
  e. emits blackbody radiation only

Question 2

Which publication was Kepler's masterpiece, providing strong evidence to planetary motion and a heliocentric Universe?
 
  a. Alfonsine Tables
 b. De Revolutionibus
 c. Rudolphine Tables
 d. The Prutenic Tables
  e. Sidereus Nuncius



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

diana chang

  • Sr. Member
  • ****
  • Posts: 288
Answer to Question 1

c

Answer to Question 2

c



tiffannnnyyyyyy

  • Hero Member
  • *****
  • Posts: 512
Both answers were spot on, thank you once again




 

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

Did you know?

In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

For a complete list of videos, visit our video library