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

Author Question: _________________ galaxies are very luminous at X-ray and ultraviolet wavelengths and have broad ... (Read 97 times)

scienceeasy

  • Hero Member
  • *****
  • Posts: 565
on: Jul 27, 2018
_________________ galaxies are very luminous at X-ray and ultraviolet wavelengths and have broad emission lines in their spectra.
 
  Fill in the blank(s) with correct word

Question 2

Star clusters are important to our study of the lives of high-mass versus low-mass stars because
 
  a. stars in each cluster all formed at about the same time all with the same mass.
  b. the Sun was once a member of a globular cluster.
  c. stars in each cluster all formed at about the same time but with differing masses.
  d. stars in each cluster all formed at different times with differing masses.
  e. All of the other choices are correct.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

peilian

  • Sr. Member
  • ****
  • Posts: 316
Reply #1 on: Jul 27, 2018
Answer to Question 1

Seyfert

Answer to Question 2

c


scienceeasy

  • Member
  • Posts: 565
Reply 2 on: Jul 27, 2018
:D TYSM

billybob123

  • Member
  • Posts: 336
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

Did you know?

According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

Did you know?

When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Barred Spiral Galaxies Barred Spiral Galaxies
Barred Spiral Galaxies Barred Spiral Galaxies
The electromagnetic spectrum and the colors associated with wavelengths visible to humans. The electromagnetic spectrum and the colors associated with wavelengths visible to humans.
Energy radiated by substances occurs over a wide range of wavelengths. Energy radiated by substances occurs over a wide range of wavelengths.
Electrophoresis gel in a densitometer. SPE densitometry showing polyclonal gammmopathy with a broad ... Electrophoresis gel in a densitometer. SPE densitometry showing polyclonal gammmopathy with a broad ...
Basic sliding effleurage using the forearm applies broad, deep pressure to an area. Basic sliding effleurage using the forearm applies broad, deep pressure to an area.
Video: Insulin (glucose uptake by body cells), glycogenesis and lipogenesis

For a complete list of videos, visit our video library