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

Author Question: Telescopes observing in the far ultraviolet can work from high-flying aircraft. Indicate whether ... (Read 89 times)

Bob-Dole

  • Hero Member
  • *****
  • Posts: 547
on: Jul 27, 2018
Telescopes observing in the far ultraviolet can work from high-flying aircraft.
 
  Indicate whether the statement is true or false

Question 2

An isolated black hole in empty intergalactic space would be difficult to detect because
 
  a. there would be no stars behind it whose light it could bend or lens gravitationally
  b. it could not emit light from inside its event horizon
  c. no companion stars would be affected by its gravitational field
  d. no matter would be falling into it to create an x-ray emitting accretion disk
  e. All of the above


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

tennis14576

  • Sr. Member
  • ****
  • Posts: 334
Reply #1 on: Jul 27, 2018
Answer to Question 1

F

Answer to Question 2

E


Bob-Dole

  • Hero Member
  • *****
  • Posts: 547
Reply #2 on: Jul 27, 2018
Both answers were spot on, thank you once again


tennis14576

  • Sr. Member
  • ****
  • Posts: 334
Reply #3 on: Jul 27, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.

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.

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

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?

Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

Mononucleosis is caused by the Epstein–Barr virus. Symptoms of the infectious disease are swollen pa Mononucleosis is caused by the Epstein–Barr virus. Symptoms of the infectious disease are swollen pa
Absorption of ultraviolet light by aromatic amino acids Absorption of ultraviolet light by aromatic amino acids
The 10-m Keck Telescopes The 10-m Keck Telescopes
Einstein - Science is the work of... Einstein - Science is the work of...
The level of emissions from transport in the United States is twice as high as the global average The level of emissions from transport in the United States is twice as high as the global average
Eggs are an excellent source of protein, but egg yolks are high in cholesterol Eggs are an excellent source of protein, but egg yolks are high in cholesterol
Video: Pneumonia Animation

For a complete list of videos, visit our video library