× Didn't find what you were looking for? Ask a question
Top Posters
Since Sunday
w
3
w
3
e
3
3
r
3
g
2
2
b
2
M
2
V
2
f
2
c
2
Home Q & A Board Science-Related Homework Help Physics Astronomy
New Topic  
mkwilliams mkwilliams
wrote...
Go to Answer
Posts: 483
Rep: 0 0
6 years ago
A typical protostar may be several thousand times more luminous than our Sun. Where does this energy come from?
 
  What will be an ideal response?

Question 2

Which of the following appears most favored by natural selection?
 
  A) intelligence
  B) opposable thumbs
  C) bipedal locomotion
  D) binocular vision
  E) live birth

Question 3

If the redshift is an accurate indication of the distance to that galaxy, then this is considered a cosmological redshift.
 
  Indicate whether the statement is true or false
Read 53 times
2 Replies
Replies
Answer verified by a subject expert
jhgfdsajhgfdsa
wrote...
#1
Top Poster
Posts: 550
Rep: 3 0
6 years ago
Sign in or Sign up in seconds to unlock everything for free
1

Related Topics

mkwilliams Author
wrote...
#2
6 years ago
Thank you so much for the answer
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  380 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 221
  
 148
  
 250