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

Author Question: On an H-R diagram, stellar masses ________. A) decrease from upper left to lower right B) are ... (Read 89 times)

asmith134

  • Hero Member
  • *****
  • Posts: 576
On an H-R diagram, stellar masses ________.
 
  A) decrease from upper left to lower right
  B) are impossible to determine
  C) are greatest in the lower left and least in the upper right
  D) can be determined for main sequence stars but not for other types of stars

Question 2

Which star is older?
 
  A) an M star in the globular cluster M13
  B) an A star in the globular cluster M13
  C) Both stars (the A and M star) are the same age.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

yasmin

  • Sr. Member
  • ****
  • Posts: 319
Answer to Question 1

D

Answer to Question 2

A




yasmin

  • Sr. Member
  • ****
  • Posts: 319

 

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

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?

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?

The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.

For a complete list of videos, visit our video library