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

Author Question: Harvard woman astronomer ________ discovered the period-luminosity relation. A) Antonia Maury B) ... (Read 22 times)

fahad

  • Hero Member
  • *****
  • Posts: 570
on: Jul 27, 2018
Harvard woman astronomer ________ discovered the period-luminosity relation.
 
  A) Antonia Maury
  B) Annie Cannon
  C) Cecilia Payne-Gaposchkin
  D) Henrietta Leavitt
  E) Williamina Fleming

Question 2

What is the relationship between a star's mass and its lifetime?
 
  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

yeungji

  • Sr. Member
  • ****
  • Posts: 319
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

The more massive a star is, the faster it uses up its fuel and the shorter its lifetime.


fahad

  • Member
  • Posts: 570
Reply 2 on: Jul 27, 2018
:D TYSM

essyface1

  • Member
  • Posts: 347
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

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?

A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Did you know?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Did you know?

Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.

Fossil from the Carboniferous period Fossil from the Carboniferous period
Evolution of the Sun's luminosity, radius and effective temperature compared to the present Sun Evolution of the Sun's luminosity, radius and effective temperature compared to the present Sun
The relation between drug tolerance and withdrawal effects. The same adaptive neurophysiological ... The relation between drug tolerance and withdrawal effects. The same adaptive neurophysiological ...
Coolest Period Table EVER Coolest Period Table EVER
Embryonic Period Embryonic Period
African Woman African Woman
Video: How does an animal choose what food to eat?

For a complete list of videos, visit our video library