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

Author Question: When they were first discovered, quasars appeared to be____. a. small, star-like objects ... (Read 69 times)

Tazate

  • Hero Member
  • *****
  • Posts: 532
on: Jul 27, 2018
When they were first discovered, quasars appeared to be____.
 
  a. small, star-like objects associated with radio emission
  b. pairs of radio sources
 c. elliptical galaxies with an X-ray emitting halo
 d. clouds of gas glowing with green emission lines
 e. linear jets of matter

Question 2

A spectrum that displays a smooth variation in intensity over a range of wavelengths with breaks where no energy is observed at specific wavelengths is a(n) ____ spectrum.
 
  a. absorption
  b. emission
 c. continuous
  d. Doppler
 e. ionization


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

SomethingSomething

  • Sr. Member
  • ****
  • Posts: 323
Reply #1 on: Jul 27, 2018
Answer to Question 1

a

Answer to Question 2

a


Tazate

  • Hero Member
  • *****
  • Posts: 532
Reply #2 on: Jul 27, 2018
TY


SomethingSomething

  • Sr. Member
  • ****
  • Posts: 323
Reply #3 on: Jul 27, 2018
You're welcome


« previous next »
 

Did you know?

Russia has the highest death rate from cardiovascular disease followed by the Ukraine, Romania, Hungary, and Poland.

Did you know?

More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

A small herd of Przewalski's Horses A small herd of Przewalski's Horses
Small Greek Domestic Dog Small Greek Domestic Dog
W. A. Rogers’s engraving, “Out of the Game,” showed one injured boy tending to another. It appeared W. A. Rogers’s engraving, “Out of the Game,” showed one injured boy tending to another. It appeared
Absorption in the Small Intestine Absorption in the Small Intestine
Two objects in a pulley on an inclined plane Two objects in a pulley on an inclined plane
Video: Dissociative Disorders (Part 2)

For a complete list of videos, visit our video library