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

Author Question: The singularity of a black hole is A) where general relativity predicts the density to be zero. ... (Read 46 times)

CBme

  • Hero Member
  • *****
  • Posts: 548
on: Jul 27, 2018
The singularity of a black hole is
 
  A) where general relativity predicts the density to be zero.
  B) where the current understanding of gravity is incomplete.
  C) the point at which nothing, not even light, can escape.
  D) the region between the Schwarzschild Radius and the event horizon.

Question 2

In any particular place on Earth, certain constellations are visible in the evening only at certain times of the year because
 
  A) our evening view of space depends on where Earth is located in its orbit around the Sun.
  B) during some times of year, some constellations drop below the southern horizon.
  C) some constellations are circumpolar.
  D) on any particular night, we can only see stars that are directly opposite (180 degrees away from) the Sun in the sky.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Jbrasil

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 27, 2018
Answer to Question 1

B

Answer to Question 2

A


CBme

  • Member
  • Posts: 548
Reply 2 on: Jul 27, 2018
:D TYSM

mochi09

  • Member
  • Posts: 335
Reply 3 on: Yesterday
Excellent

« previous next »
 

Did you know?

The liver is the only organ that has the ability to regenerate itself after certain types of damage. As much as 25% of the liver can be removed, and it will still regenerate back to its original shape and size. However, the liver cannot regenerate after severe damage caused by alcohol.

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Did you know?

Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

Did you know?

Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

The effective temperature, or black body temperature, of the Sun (5777 K) is the temperature a black The effective temperature, or black body temperature, of the Sun (5777 K) is the temperature a black
The spongy bone in the top of the femur changes density and organization during growth. The spongy bone in the top of the femur changes density and organization during growth.
The primary windings are inside the secondary windings on this General Motors coil. The primary windings are inside the secondary windings on this General Motors coil.
The xy plane is painted with a uniform surface charge density which is equal to 40 nC/m2 . ... The xy plane is painted with a uniform surface charge density which is equal to 40 nC/m2 . ...
Black-tailed Prairie Dog (Cynomys ludovicianus). Black-tailed Prairie Dog (Cynomys ludovicianus).
Video: Immune responses Animation

For a complete list of videos, visit our video library