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

Author Question: What information about a star can be inferred from its Doppler shift? What will be an ideal ... (Read 12 times)

mpobi80

  • Hero Member
  • *****
  • Posts: 519
What information about a star can be inferred from its Doppler shift?
 
  What will be an ideal response?

Question 2

What are coronal holes?
 
  What will be an ideal response?



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

brbarasa

  • Sr. Member
  • ****
  • Posts: 308
Answer to Question 1

The Doppler shift gives the star's radial velocity, either towards or away from us.

Answer to Question 2

Areas in the corona where the magnetic field lines open up to allow the solar wind to flow freely out into space.




mpobi80

  • Member
  • Posts: 519
Reply 2 on: Jul 27, 2018
Gracias!


Zebsrer

  • Member
  • Posts: 284
Reply 3 on: Yesterday
Excellent

 

Did you know?

According to the American College of Allergy, Asthma & Immunology, more than 50 million Americans have some kind of food allergy. Food allergies affect between 4 and 6% of children, and 4% of adults, according to the CDC. The most common food allergies include shellfish, peanuts, walnuts, fish, eggs, milk, and soy.

Did you know?

It is widely believed that giving a daily oral dose of aspirin to heart attack patients improves their chances of survival because the aspirin blocks the formation of new blood clots.

Did you know?

On average, the stomach produces 2 L of hydrochloric acid per day.

Did you know?

Illicit drug use costs the United States approximately $181 billion every year.

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

For a complete list of videos, visit our video library