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

Author Question: On an H-R diagram, stellar masses ________. A) decrease from upper left to lower right B) are ... (Read 58 times)

asmith134

  • Hero Member
  • *****
  • Posts: 576
on: Jul 27, 2018
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
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

A


asmith134

  • Hero Member
  • *****
  • Posts: 576
Reply #2 on: Jul 27, 2018
Thank you!


yasmin

  • Sr. Member
  • ****
  • Posts: 319
Reply #3 on: Jul 27, 2018
Always glad to help...


« previous next »
 

Did you know?

Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

Did you know?

Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

Diagram of the interior of Uranus Diagram of the interior of Uranus
Othmer’s Equilibrium Still Schematic Diagram Othmer’s Equilibrium Still Schematic Diagram
4.1 Age changes in total IQ based on cross-sectional data (lower line) and longitudinal data ... 4.1 Age changes in total IQ based on cross-sectional data (lower line) and longitudinal data ...
Bones of the upper and lower extremities. Bones of the upper and lower extremities.
The upper intake manifold, often called a plenum, attaches to the lower intake manifold. The upper intake manifold, often called a plenum, attaches to the lower intake manifold.
Blunt percussion over the left costovertebral angle Blunt percussion over the left costovertebral angle
Video: Gastrin (gastric emptying) & Secretin (buffering gastric acid)

For a complete list of videos, visit our video library