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 39 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

deja

  • Member
  • Posts: 332
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Did you know?

Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.

Harland and colleagues discovered the morphogen noggin using expression cloning. Harland and colleagues discovered the morphogen noggin using expression cloning.
Willem de Kooning, Woman and Bicycle. Willem de Kooning, Woman and Bicycle.
Adolescence is a key period for the development of lifelong interests and career paths. Adolescence is a key period for the development of lifelong interests and career paths.
Pregnant woman taking precautions to prevent a toxoplasmosis infection by (a) having someone else ... Pregnant woman taking precautions to prevent a toxoplasmosis infection by (a) having someone else ...
WOMAN FROM BRASSEMPOUY WOMAN FROM BRASSEMPOUY
Fetal Period Fetal Period
Video: Role of ATP in muscle movement

For a complete list of videos, visit our video library