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

Author Question: The brightest stars in a young open cluster will be: A) massive blue stars at the top left on the ... (Read 114 times)

yoroshambo

  • Hero Member
  • *****
  • Posts: 566
The brightest stars in a young open cluster will be:
 
  A) massive blue stars at the top left on the H-R diagram.
  B) red T-tauri stars still heading for the main sequence.
  C) red giants that are fusing helium into carbon.
  D) yellow giants like our Sun, but much larger.
  E) the core stars of planetary nebulae.

Question 2

M-87, the giant elliptical at the heart of the Virgo Supercluster, shows a(n) ________ extending outward from its core, moving at relativistic velocities.
 
  Fill in the blank(s) with correct word



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

skipfourms123

  • Sr. Member
  • ****
  • Posts: 343
Answer to Question 1

A

Answer to Question 2

jet





 

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Did you know?

Anesthesia awareness is a potentially disturbing adverse effect wherein patients who have been paralyzed with muscle relaxants may awaken. They may be aware of their surroundings but unable to communicate or move. Neurologic monitoring equipment that helps to more closely check the patient's anesthesia stages is now available to avoid the occurrence of anesthesia awareness.

Did you know?

In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.

Did you know?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

For a complete list of videos, visit our video library