Top Posters
Since Sunday
k
4
4
c
4
M
3
t
3
i
3
B
3
k
3
m
3
c
3
o
3
l
3
New Topic  
maportil maportil
wrote...
Posts: 150
Rep: 0 0
A week ago

How is it possible to observe dark nebulae?



They emit radiation only in the infrared.



Their gravity affects the motion of nearby stars.



They block light from more distant stars.



They are sometimes illuminated by nearby bright stars.

Textbook 
ASTRO

ASTRO


Edition: 3rd
Authors:
Read 10 times
1 Reply
Replies
Answer verified by a subject expert
TAE29TAE29
wrote...
Posts: 121
Rep: 0 0
A week ago
Sign in or Sign up in seconds to unlock everything for free
More solutions for this book are available here
1

Related Topics

maportil Author
wrote...

A week ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
wrote...

Yesterday
this is exactly what I needed
wrote...

2 hours ago
This helped my grade so much Perfect
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers
  861 People Browsing
Related Images
  
 883
  
 810
  
 745
Your Opinion
Which is the best fuel for late night cramming?
Votes: 146