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

Author Question: The range of diameters and luminosities displayed by elliptical galaxies is ____. a. similar to ... (Read 77 times)

rmenurse

  • Hero Member
  • *****
  • Posts: 513
The range of diameters and luminosities displayed by elliptical galaxies is ____.
 
  a. similar to the range of spirals, and smaller than spiral galaxies on average
 b. similar to the range of spirals, and about the same as spiral galaxies on average
 c. similar to the range of spirals, and larger than spiral galaxies on average
 d. wider than the range for spirals, extending to much larger sizes than spiral galaxies
  e. wider than the range for spirals, extending to much smaller sizes than spiral galaxies

Question 2

Which is the longest surviving, and most successful, space telescope?
 
  a. SOFIA
 b. Chandra
 c. Kepler Space Observatory
 d. Hubble Space Telescope
 e. James Webb Space Telescope



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

hanadaa

  • Sr. Member
  • ****
  • Posts: 339
Answer to Question 1

d

Answer to Question 2

d




rmenurse

  • Member
  • Posts: 513
Reply 2 on: Jul 27, 2018
Wow, this really help


FergA

  • Member
  • Posts: 352
Reply 3 on: Yesterday
Gracias!

 

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

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.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

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.

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

For a complete list of videos, visit our video library