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

Author Question: If a specially designed space probe reaches the event horizon of a black hole, an observer watching ... (Read 48 times)

arivle123

  • Hero Member
  • *****
  • Posts: 569
If a specially designed space probe reaches the event horizon of a black hole, an observer watching the clock on this probe from a safe distance would see
 
  A) the clock slow down.
  B) the clock speed up.
  C) the clock keep time in sync with the observer's clock.
  D) the time on the clock would appear to change randomly.

Question 2

The Andromeda Galaxy is faintly visible to the naked eye in the constellation Andromeda. Suppose instead it were located in the same direction in space as the center of the Milky Way Galaxy (but still at its current distance).
 
  How would it appear to the eye in that case? A) We could not see it at all.
  B) It would look about the same, but would be in the constellation Sagittarius instead of Andromeda.
  C) It would be much brighter, because it would be illuminated by the many stars in the center of our galaxy.
  D) It would look about the same, but it would be harder to pick out because its cloud-like appearance would make it blend in with the cloud-like appearance of the Milky Way in our sky.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

tjayeee

  • Sr. Member
  • ****
  • Posts: 329
Answer to Question 1

A

Answer to Question 2

A



arivle123

  • Hero Member
  • *****
  • Posts: 569
Both answers were spot on, thank you once again




 

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.

Did you know?

During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).

Did you know?

Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

About 60% of newborn infants in the United States are jaundiced; that is, they look yellow. Kernicterus is a form of brain damage caused by excessive jaundice. When babies begin to be affected by excessive jaundice and begin to have brain damage, they become excessively lethargic.

For a complete list of videos, visit our video library