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

Author Question: Two-thirds of all known millisecond pulsars are found in what type of object? A) open clusters ... (Read 16 times)

Engineer

  • Hero Member
  • *****
  • Posts: 527
Two-thirds of all known millisecond pulsars are found in what type of object?
 
  A) open clusters
  B) extremely distant galaxies
  C) giant molecular clouds
  D) globular clusters
  E) emission nebulae

Question 2

The choices below each describe the appearance of an H-R diagram for a different star cluster. Which cluster is most likely to be located in the halo of our galaxy?
 
  A) The diagram shows main-sequence stars of spectral types G, K, and M, along with numerous giants and white dwarfs.
  B) The diagram shows main-sequence stars of all the spectral types except O and B, along with a few giants and supergiants.
  C) The diagram shows main-sequence stars of every spectral type except O, along with a few giants and supergiants.
  D) The diagram shows no main-sequence stars at all, but it has numerous supergiants and white dwarfs.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ky860224

  • Sr. Member
  • ****
  • Posts: 350
Answer to Question 1

D

Answer to Question 2

A




Engineer

  • Member
  • Posts: 527
Reply 2 on: Jul 27, 2018
Excellent


FergA

  • Member
  • Posts: 352
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

Did you know?

Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

Inotropic therapy does not have a role in the treatment of most heart failure patients. These drugs can make patients feel and function better but usually do not lengthen the predicted length of their lives.

For a complete list of videos, visit our video library