Author Question: When we see a binary system producing eclipses, we know that the orbit is nearly edge-on. a. True ... (Read 36 times)

chads108

  • Hero Member
  • *****
  • Posts: 507
When we see a binary system producing eclipses, we know that the orbit is nearly edge-on.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 2

The ___________________ _ of a black hole is the radius from the black hole at which the escape velocity is equal to the speed of light.
 
  Fill in the blank(s) with correct word



Expo

  • Sr. Member
  • ****
  • Posts: 351
Answer to Question 1

True

Answer to Question 2

event horizon
or
Schwarzschild radius



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

For a complete list of videos, visit our video library