Top Posters
Since Sunday
j
3
s
3
j
2
J
2
e
2
n
2
t
2
d
2
b
2
t
2
J
2
b
2
Home Q & A Board Science-Related Homework Help Physics
New Topic  
Tsync Tsync
wrote...
Go to Answer
Posts: 3450
Rep: 8 0
8 years ago
How long does it take an M class star to reach the main sequence, compared to a solar type star?
A) about twenty times longer
B) longer than the age of the Galaxy
C) a tenth as long
D) about twice as long
E) about the same, 30 million years
Textbook 
Astronomy Today

Astronomy Today


Edition: 8th
Authors:
Read 225 times
3 Replies
Minoring in physics
Replies
Answer verified by a subject expert
RatatouilleRatatouille
wrote...
#1
Top Poster
Posts: 3710
Rep: 56 0
8 years ago
Sign in or Sign up in seconds to unlock everything for free
More solutions for this book are available here
1

Related Topics

Tsync Author
wrote...
#2
8 years ago
Wonderful, thanks for your time and effort
Minoring in physics
wrote...
#3
8 years ago
Slight Smile
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  875 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 424
  
 269
  
 879
Your Opinion
Which of the following is the best resource to supplement your studies:
Votes: 365
Previous poll results: What's your favorite coffee beverage?