Top Posters
Since Sunday
a
5
k
5
c
5
B
5
l
5
C
4
s
4
a
4
t
4
i
4
r
4
r
4
Home Q & A Board Science-Related Homework Help Physics
New Topic  
staedtler staedtler
wrote...
Go to Answer
Posts: 2716
Rep: 0 0
7 years ago
What is believed to be the origin of a head-tail radio source?

(a)   Two oppositely directed jets of material ejected from the core of a galaxy are being swept backward by an intergalactic medium.
(b)   Interstellar gas and dust is being swept from a galaxy by its passage through the intergalactic medium in a cluster of galaxies.
(c)   A single jet of material was ejected from the core of a galaxy and is gradually dispersing in the intergalactic medium of a galaxy cluster.
Textbook 
Discovering the Universe

Discovering the Universe


Edition: 7th
Authors:
Read 139 times
2 Replies
Replies
Answer verified by a subject expert
discovererdiscoverer
wrote...
#1
Top Poster
Posts: 1374
Rep: 30 0
7 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

staedtler Author
wrote...
#2
6 years ago
Grinning Face Exactly what I needed
New Topic      
Quick Reply
Explore
Post your homework questions and get free online help from our incredible volunteers
  1204 People Browsing
 126 Signed Up Today
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Related Images
  
 613
  
 699
  
 13
Your Opinion
Do you believe in global warming?
Votes: 370
Previous poll results: Do you trust social media networks with protecting your privacy?